97595958857 has 4 divisors (see below), whose sum is σ = 101839261440. Its totient is φ = 93352656276.

The previous prime is 97595958833. The next prime is 97595958919. The reversal of 97595958857 is 75885959579.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 75885959579 = 16979 ⋅4469401.

It is a cyclic number.

It is not a de Polignac number, because 97595958857 - 2⁶ = 97595958793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97595958157) 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 3 ways as a sum of consecutive naturals, for example, 2121651257 + ... + 2121651302.

It is an arithmetic number, because the mean of its divisors is an integer number (25459815360).

Almost surely, 2^97595958857 is an apocalyptic number.

It is an amenable number.

97595958857 is a deficient number, since it is larger than the sum of its proper divisors (4243302583).

97595958857 is a wasteful number, since it uses less digits than its factorization.

97595958857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4243302582.

The product of its digits is 1428840000, while the sum is 77.

The spelling of 97595958857 in words is "ninety-seven billion, five hundred ninety-five million, nine hundred fifty-eight thousand, eight hundred fifty-seven".