85607599923 has 16 divisors (see below), whose sum is σ = 126841833600. Its totient is φ = 57064641480.

The previous prime is 85607599877. The next prime is 85607599951. The reversal of 85607599923 is 32999570658.

It is not a de Polignac number, because 85607599923 - 2¹⁷ = 85607468851 is a prime.

It is a super-2 number, since 2×85607599923² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (85607599823) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29028 + ... + 414798.

It is an arithmetic number, because the mean of its divisors is an integer number (7927614600).

Almost surely, 2^85607599923 is an apocalyptic number.

85607599923 is a deficient number, since it is larger than the sum of its proper divisors (41234233677).

85607599923 is a wasteful number, since it uses less digits than its factorization.

85607599923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393999 (or 393993 counting only the distinct ones).

The product of its (nonzero) digits is 36741600, while the sum is 63.

The spelling of 85607599923 in words is "eighty-five billion, six hundred seven million, five hundred ninety-nine thousand, nine hundred twenty-three".