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87994627924452 = 223102112143591457
BaseRepresentation
bin10100000000011111011000…
…100010100010000111100100
3102112120012111220201201020020
4110000133120202202013210
543013200444222040302
6511052101330235140
724351254624213004
oct2400373042420744
9375505456651206
1087994627924452
11260463484a2517
129a51b46a25ab0
133a13b1c7b2542
1417a2d6999a004
15a28e1ee4cebc
hex5007d88a21e4

87994627924452 has 48 divisors (see below), whose sum is σ = 205539168882432. Its totient is φ = 29300351708160.

The previous prime is 87994627924433. The next prime is 87994627924453. The reversal of 87994627924452 is 25442972649978.

87994627924452 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (87994627924453) 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, 148480308 + ... + 149071764.

It is an arithmetic number, because the mean of its divisors is an integer number (4282066018384).

Almost surely, 287994627924452 is an apocalyptic number.

It is an amenable number.

87994627924452 is an abundant number, since it is smaller than the sum of its proper divisors (117544540957980).

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

87994627924452 is a wasteful number, since it uses less digits than its factorization.

87994627924452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 604628 (or 604626 counting only the distinct ones).

The product of its digits is 4389396480, while the sum is 78.

The spelling of 87994627924452 in words is "eighty-seven trillion, nine hundred ninety-four billion, six hundred twenty-seven million, nine hundred twenty-four thousand, four hundred fifty-two".

Divisors: 1 2 3 4 6 12 1021 2042 3063 4084 6126 12143 12252 24286 36429 48572 72858 145716 591457 1182914 1774371 2365828 3548742 7097484 12398003 24796006 37194009 49592012 74388018 148776036 603877597 1207755194 1811632791 2415510388 3623265582 7182062351 7246531164 14364124702 21546187053 28728249404 43092374106 86184748212 7332885660371 14665771320742 21998656981113 29331542641484 43997313962226 87994627924452