82331213292 has 60 divisors (see below), whose sum is σ = 215257088200. Its totient is φ = 27440290944.

The previous prime is 82331213183. The next prime is 82331213323. The reversal of 82331213292 is 29231213328.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4921959 + ... + 4938657.

Almost surely, 2^82331213292 is an apocalyptic number.

It is an amenable number.

82331213292 is an abundant number, since it is smaller than the sum of its proper divisors (132925874908).

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

82331213292 is a wasteful number, since it uses less digits than its factorization.

82331213292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31932 (or 31921 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

Adding to 82331213292 its sum of digits (36), we get a palindrome (82331213328).

The spelling of 82331213292 in words is "eighty-two billion, three hundred thirty-one million, two hundred thirteen thousand, two hundred ninety-two".