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57685083433 = 313721359247
BaseRepresentation
bin110101101110010011…
…001000010100101001
312111220011122212012121
4311232103020110221
51421114340132213
642300011311241
74111330055545
oct655623102451
9174804585177
1057685083433
11225117a8a7a
12b21a74b521
135593c91683
142b13260a25
1517793d688d
hexd6e4c8529

57685083433 has 12 divisors (see below), whose sum is σ = 61198781952. Its totient is φ = 54315470160.

The previous prime is 57685083427. The next prime is 57685083481. The reversal of 57685083433 is 33438058675.

It is not a de Polignac number, because 57685083433 - 233 = 49095148841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57685080433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 637185 + ... + 722062.

It is an arithmetic number, because the mean of its divisors is an integer number (5099898496).

Almost surely, 257685083433 is an apocalyptic number.

It is an amenable number.

57685083433 is a deficient number, since it is larger than the sum of its proper divisors (3513698519).

57685083433 is a wasteful number, since it uses less digits than its factorization.

57685083433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1359352 (or 1359315 counting only the distinct ones).

The product of its (nonzero) digits is 7257600, while the sum is 52.

The spelling of 57685083433 in words is "fifty-seven billion, six hundred eighty-five million, eighty-three thousand, four hundred thirty-three".

Divisors: 1 31 37 1147 1369 42439 1359247 42136657 50292139 1559056309 1860809143 57685083433