82558965954 has 32 divisors (see below), whose sum is σ = 176434727040. Its totient is φ = 25663226112.

The previous prime is 82558965953. The next prime is 82558966019. The reversal of 82558965954 is 45956985528.

It is a happy number.

It is a super-2 number, since 2×82558965954² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (82558965953) 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, 3701734 + ... + 3723969.

It is an arithmetic number, because the mean of its divisors is an integer number (5513585220).

Almost surely, 2^82558965954 is an apocalyptic number.

82558965954 is an abundant number, since it is smaller than the sum of its proper divisors (93875761086).

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

82558965954 is a wasteful number, since it uses less digits than its factorization.

82558965954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7425834.

The product of its digits is 155520000, while the sum is 66.

The spelling of 82558965954 in words is "eighty-two billion, five hundred fifty-eight million, nine hundred sixty-five thousand, nine hundred fifty-four".