82427317504 has 36 divisors (see below), whose sum is σ = 188037322144. Its totient is φ = 35325992448.

The previous prime is 82427317487. The next prime is 82427317517. The reversal of 82427317504 is 40571372428.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22996902 + ... + 23000485.

Almost surely, 2^82427317504 is an apocalyptic number.

It is an amenable number.

82427317504 is an abundant number, since it is smaller than the sum of its proper divisors (105610004640).

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

82427317504 is an equidigital number, since it uses as much as digits as its factorization.

82427317504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45997410 (or 45997396 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 43.

The spelling of 82427317504 in words is "eighty-two billion, four hundred twenty-seven million, three hundred seventeen thousand, five hundred four".