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87025055372 = 22611672135689
BaseRepresentation
bin101000100001100011…
…0001111011010001100
322022121220222212021222
41101003012033122030
52411211403232442
6103551224542512
76200363523413
oct1210306173214
9268556885258
1087025055372
11339a8414172
1214a48621a38
13828b6a1208
1442d7b7847a
1523e50d68d2
hex144318f68c

87025055372 has 24 divisors (see below), whose sum is σ = 155717429280. Its totient is φ = 42542904960.

The previous prime is 87025055353. The next prime is 87025055399. The reversal of 87025055372 is 27355052078.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1027097 + ... + 1108592.

It is an arithmetic number, because the mean of its divisors is an integer number (6488226220).

Almost surely, 287025055372 is an apocalyptic number.

It is an amenable number.

87025055372 is a deficient number, since it is larger than the sum of its proper divisors (68692373908).

87025055372 is a wasteful number, since it uses less digits than its factorization.

87025055372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2135921 (or 2135919 counting only the distinct ones).

The product of its (nonzero) digits is 588000, while the sum is 44.

The spelling of 87025055372 in words is "eighty-seven billion, twenty-five million, fifty-five thousand, three hundred seventy-two".

Divisors: 1 2 4 61 122 167 244 334 668 10187 20374 40748 2135689 4271378 8542756 130277029 260554058 356660063 521108116 713320126 1426640252 21756263843 43512527686 87025055372