85622763525 has 24 divisors (see below), whose sum is σ = 152452429920. Its totient is φ = 42152744640.

The previous prime is 85622763511. The next prime is 85622763559. The reversal of 85622763525 is 52536722658.

It is not a de Polignac number, because 85622763525 - 2²⁴ = 85605986309 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43908135 + ... + 43910084.

It is an arithmetic number, because the mean of its divisors is an integer number (6352184580).

Almost surely, 2^85622763525 is an apocalyptic number.

It is an amenable number.

85622763525 is a deficient number, since it is larger than the sum of its proper divisors (66829666395).

85622763525 is a wasteful number, since it uses less digits than its factorization.

85622763525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87818245 (or 87818240 counting only the distinct ones).

The product of its digits is 6048000, while the sum is 51.

The spelling of 85622763525 in words is "eighty-five billion, six hundred twenty-two million, seven hundred sixty-three thousand, five hundred twenty-five".