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57637318136 = 2359312149519
BaseRepresentation
bin110101101011011100…
…111010110111111000
312111202211210010112112
4311223130322313320
51421020123140021
642251143431452
74110210056246
oct655334726770
9174684703475
1057637318136
1122497844222
12b206755588
135587109498
142b0ab89796
1517750edd5b
hexd6b73adf8

57637318136 has 16 divisors (see below), whose sum is σ = 108252223200. Its totient is φ = 28770058624.

The previous prime is 57637318129. The next prime is 57637318183. The reversal of 57637318136 is 63181373675.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6070016 + ... + 6079503.

It is an arithmetic number, because the mean of its divisors is an integer number (6765763950).

Almost surely, 257637318136 is an apocalyptic number.

It is an amenable number.

57637318136 is a deficient number, since it is larger than the sum of its proper divisors (50614905064).

57637318136 is a wasteful number, since it uses less digits than its factorization.

57637318136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12150118 (or 12150114 counting only the distinct ones).

The product of its digits is 1905120, while the sum is 50.

The spelling of 57637318136 in words is "fifty-seven billion, six hundred thirty-seven million, three hundred eighteen thousand, one hundred thirty-six".

Divisors: 1 2 4 8 593 1186 2372 4744 12149519 24299038 48598076 97196152 7204664767 14409329534 28818659068 57637318136