82351811507824 has 20 divisors (see below), whose sum is σ = 160132651537144. Its totient is φ = 41027256272448.

The previous prime is 82351811507767. The next prime is 82351811507843. The reversal of 82351811507824 is 42870511815328.

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, 9290588022 + ... + 9290596885.

Almost surely, 2^{82351811507824} is an apocalyptic number.

It is an amenable number.

82351811507824 is a deficient number, since it is larger than the sum of its proper divisors (77780840029320).

82351811507824 is a wasteful number, since it uses less digits than its factorization.

82351811507824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18581185192 (or 18581185186 counting only the distinct ones).

The product of its (nonzero) digits is 4300800, while the sum is 55.

The spelling of 82351811507824 in words is "eighty-two trillion, three hundred fifty-one billion, eight hundred eleven million, five hundred seven thousand, eight hundred twenty-four".