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2402402424220 = 2251732077220279
BaseRepresentation
bin100010111101011010010…
…101111101010110011100
322111200000120000000102201
4202331122111331112130
5303330110010033340
65035352021301244
7335365525450231
oct42753225752634
98450016000381
102402402424220
118469425a1047
12329727864824
131457128298b6
14843c3b43788
154275a77a79a
hex22f5a57d59c

2402402424220 has 48 divisors (see below), whose sum is σ = 5342003231040. Its totient is φ = 904401552384.

The previous prime is 2402402424161. The next prime is 2402402424221. The reversal of 2402402424220 is 224242042042.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2402402424221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10796041 + ... + 11016319.

It is an arithmetic number, because the mean of its divisors is an integer number (111291733980).

Almost surely, 22402402424220 is an apocalyptic number.

2402402424220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2402402424220 is an abundant number, since it is smaller than the sum of its proper divisors (2939600806820).

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

2402402424220 is a wasteful number, since it uses less digits than its factorization.

2402402424220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252382 (or 252380 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 2402402424220 its reverse (224242042042), we get a palindrome (2626644466262).

The spelling of 2402402424220 in words is "two trillion, four hundred two billion, four hundred two million, four hundred twenty-four thousand, two hundred twenty".

Divisors: 1 2 4 5 10 17 20 34 68 85 170 340 32077 64154 128308 160385 220279 320770 440558 545309 641540 881116 1090618 1101395 2181236 2202790 2726545 3744743 4405580 5453090 7489486 10906180 14978972 18723715 37447430 74894860 7065889483 14131778966 28263557932 35329447415 70658894830 120120121211 141317789660 240240242422 480480484844 600600606055 1201201212110 2402402424220