85757035053537 has 6 divisors (see below), whose sum is σ = 123871272855122. Its totient is φ = 57171356702352.

The previous prime is 85757035053523. The next prime is 85757035053541. The reversal of 85757035053537 is 73535053075758.

85757035053537 is a `hidden beast` number, since 8 + 5 + 7 + 5 + 70 + 3 + 505 + 3 + 53 + 7 = 666.

It can be written as a sum of positive squares in only one way, i.e., 47482904134656 + 38274130918881 = 6890784^2 + 6186609^2 .

It is not a de Polignac number, because 85757035053537 - 2²³ = 85757026664929 is a prime.

It is a super-2 number, since 2×85757035053537² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85757035753537) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4764279725188 + ... + 4764279725205.

Almost surely, 2^{85757035053537} is an apocalyptic number.

It is an amenable number.

85757035053537 is a deficient number, since it is larger than the sum of its proper divisors (38114237801585).

85757035053537 is a wasteful number, since it uses less digits than its factorization.

85757035053537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9528559450399 (or 9528559450396 counting only the distinct ones).

The product of its (nonzero) digits is 231525000, while the sum is 63.

The spelling of 85757035053537 in words is "eighty-five trillion, seven hundred fifty-seven billion, thirty-five million, fifty-three thousand, five hundred thirty-seven".