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2020402000350 = 2325215745916229
BaseRepresentation
bin11101011001101001010…
…101111111000111011110
321011011000021210212000200
4131121221111333013132
5231100240403002400
64144054310404330
7265653305434446
oct35315125770736
97134007725020
102020402000350
117099362916a8
122876986606a6
131186a5300c26
146db062db126
153784e1a4b00
hex1d66957f1de

2020402000350 has 144 divisors (see below), whose sum is σ = 5464787939520. Its totient is φ = 535139654400.

The previous prime is 2020402000339. The next prime is 2020402000361. The reversal of 2020402000350 is 530002040202.

It is an interprime number because it is at equal distance from previous prime (2020402000339) and next prime (2020402000361).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 324351036 + ... + 324357264.

Almost surely, 22020402000350 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2020402000350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2732393969760).

2020402000350 is an abundant number, since it is smaller than the sum of its proper divisors (3444385939170).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2020402000350 is a wasteful number, since it uses less digits than its factorization.

2020402000350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10995 (or 10987 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

Adding to 2020402000350 its reverse (530002040202), we get a palindrome (2550404040552).

The spelling of 2020402000350 in words is "two trillion, twenty billion, four hundred two million, three hundred fifty", and thus it is an aban number.

Divisors: 1 2 3 5 6 9 10 15 18 25 30 45 50 75 90 150 157 225 314 450 471 785 942 1413 1570 2355 2826 3925 4591 4710 6229 7065 7850 9182 11775 12458 13773 14130 18687 22955 23550 27546 31145 35325 37374 41319 45910 56061 62290 68865 70650 82638 93435 112122 114775 137730 155725 186870 206595 229550 280305 311450 344325 413190 467175 560610 688650 720787 934350 977953 1032975 1401525 1441574 1955906 2065950 2162361 2803050 2933859 3603935 4324722 4889765 5867718 6487083 7207870 8801577 9779530 10811805 12974166 14669295 17603154 18019675 21623610 24448825 28597339 29338590 32435415 36039350 44007885 48897650 54059025 57194678 64870830 73346475 85792017 88015770 108118050 142986695 146692950 162177075 171584034 220039425 257376051 285973390 324354150 428960085 440078850 514752102 714933475 857920170 1286880255 1429866950 2144800425 2573760510 4289600850 4489782223 6434401275 8979564446 12868802550 13469346669 22448911115 26938693338 40408040007 44897822230 67346733345 80816080014 112244555575 134693466690 202040200035 224489111150 336733666725 404080400070 673467333450 1010201000175 2020402000350