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58372067820 = 223511122971963
BaseRepresentation
bin110110010111001111…
…110001000111101100
312120200001100021121210
4312113033301013230
51424021222132240
642452111554420
74134341250513
oct662717610754
9176601307553
1058372067820
1122834568570
12b39082ba10
1356733c4701
142b7a5ab67a
1517b9887780
hexd973f11ec

58372067820 has 96 divisors (see below), whose sum is σ = 178447691520. Its totient is φ = 14139093760.

The previous prime is 58372067777. The next prime is 58372067821. The reversal of 58372067820 is 2876027385.

It is a self number, because there is not a number n which added to its sum of digits gives 58372067820.

It is not an unprimeable number, because it can be changed into a prime (58372067821) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 775159 + ... + 847121.

It is an arithmetic number, because the mean of its divisors is an integer number (1858830120).

Almost surely, 258372067820 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 58372067820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89223845760).

58372067820 is an abundant number, since it is smaller than the sum of its proper divisors (120075623700).

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

58372067820 is a wasteful number, since it uses less digits than its factorization.

58372067820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73215 (or 73213 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 48.

The spelling of 58372067820 in words is "fifty-eight billion, three hundred seventy-two million, sixty-seven thousand, eight hundred twenty".

Divisors: 1 2 3 4 5 6 10 11 12 15 20 22 30 33 44 55 60 66 110 132 165 220 330 660 1229 2458 3687 4916 6145 7374 12290 13519 14748 18435 24580 27038 36870 40557 54076 67595 71963 73740 81114 135190 143926 162228 202785 215889 270380 287852 359815 405570 431778 719630 791593 811140 863556 1079445 1439260 1583186 2158890 2374779 3166372 3957965 4317780 4749558 7915930 9499116 11873895 15831860 23747790 47495580 88442527 176885054 265327581 353770108 442212635 530655162 884425270 972867797 1061310324 1326637905 1768850540 1945735594 2653275810 2918603391 3891471188 4864338985 5306551620 5837206782 9728677970 11674413564 14593016955 19457355940 29186033910 58372067820