82536671931 has 16 divisors (see below), whose sum is σ = 129169361664. Its totient is φ = 45889114464.

The previous prime is 82536671929. The next prime is 82536671939. The reversal of 82536671931 is 13917663528.

It is not a de Polignac number, because 82536671931 - 2¹ = 82536671929 is a prime.

It is a super-2 number, since 2×82536671931² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (82536671939) 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, 53111625 + ... + 53113178.

It is an arithmetic number, because the mean of its divisors is an integer number (8073085104).

Almost surely, 2^82536671931 is an apocalyptic number.

82536671931 is a deficient number, since it is larger than the sum of its proper divisors (46632689733).

82536671931 is a wasteful number, since it uses less digits than its factorization.

82536671931 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106224850.

The product of its digits is 1632960, while the sum is 51.

The spelling of 82536671931 in words is "eighty-two billion, five hundred thirty-six million, six hundred seventy-one thousand, nine hundred thirty-one".