82124813892 has 48 divisors (see below), whose sum is σ = 209133578304. Its totient is φ = 24875760000.

The previous prime is 82124813843. The next prime is 82124813933. The reversal of 82124813892 is 29831842128.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 183642 + ... + 444942.

It is an arithmetic number, because the mean of its divisors is an integer number (4356949548).

Almost surely, 2^82124813892 is an apocalyptic number.

It is an amenable number.

82124813892 is an abundant number, since it is smaller than the sum of its proper divisors (127008764412).

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

82124813892 is a wasteful number, since it uses less digits than its factorization.

82124813892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263700 (or 263698 counting only the distinct ones).

The product of its digits is 442368, while the sum is 48.

The spelling of 82124813892 in words is "eighty-two billion, one hundred twenty-four million, eight hundred thirteen thousand, eight hundred ninety-two".