82860836125 has 8 divisors (see below), whose sum is σ = 103410323640. Its totient is φ = 66288668800.

The previous prime is 82860836087. The next prime is 82860836129. The reversal of 82860836125 is 52163806828.

It can be written as a sum of positive squares in 4 ways, for example, as 1920017124 + 80940819001 = 43818^2 + 284501^2 .

It is not a de Polignac number, because 82860836125 - 2³³ = 74270901533 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82860836129) 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, 331443220 + ... + 331443469.

It is an arithmetic number, because the mean of its divisors is an integer number (12926290455).

Almost surely, 2^82860836125 is an apocalyptic number.

It is an amenable number.

82860836125 is a deficient number, since it is larger than the sum of its proper divisors (20549487515).

82860836125 is an equidigital number, since it uses as much as digits as its factorization.

82860836125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662886704 (or 662886694 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 49.

The spelling of 82860836125 in words is "eighty-two billion, eight hundred sixty million, eight hundred thirty-six thousand, one hundred twenty-five".