85877464532 has 6 divisors (see below), whose sum is σ = 150285562938. Its totient is φ = 42938732264.

The previous prime is 85877464511. The next prime is 85877464553. The reversal of 85877464532 is 23546477858.

It is an interprime number because it is at equal distance from previous prime (85877464511) and next prime (85877464553).

It can be written as a sum of positive squares in only one way, i.e., 84173095876 + 1704368656 = 290126^2 + 41284^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10734683063 + ... + 10734683070.

It is an arithmetic number, because the mean of its divisors is an integer number (25047593823).

Almost surely, 2^85877464532 is an apocalyptic number.

It is an amenable number.

85877464532 is a deficient number, since it is larger than the sum of its proper divisors (64408098406).

85877464532 is a wasteful number, since it uses less digits than its factorization.

85877464532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21469366137 (or 21469366135 counting only the distinct ones).

The product of its digits is 45158400, while the sum is 59.

The spelling of 85877464532 in words is "eighty-five billion, eight hundred seventy-seven million, four hundred sixty-four thousand, five hundred thirty-two".