85622763512 has 32 divisors (see below), whose sum is σ = 188609586480. Its totient is φ = 35925634560.

The previous prime is 85622763511. The next prime is 85622763559. The reversal of 85622763512 is 21536722658.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85622763511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37421393 + ... + 37423680.

Almost surely, 2^85622763512 is an apocalyptic number.

It is an amenable number.

85622763512 is an abundant number, since it is smaller than the sum of its proper divisors (102986822968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85622763512 is a wasteful number, since it uses less digits than its factorization.

85622763512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74845103 (or 74845099 counting only the distinct ones).

The product of its digits is 1209600, while the sum is 47.

The spelling of 85622763512 in words is "eighty-five billion, six hundred twenty-two million, seven hundred sixty-three thousand, five hundred twelve".