82377367585018 has 32 divisors (see below), whose sum is σ = 139496807136960. Its totient is φ = 36140314479360.

The previous prime is 82377367584947. The next prime is 82377367585031. The reversal of 82377367585018 is 81058576377328.

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, 20980780 + ... + 24595687.

It is an arithmetic number, because the mean of its divisors is an integer number (4359275223030).

Almost surely, 2^{82377367585018} is an apocalyptic number.

82377367585018 is a deficient number, since it is larger than the sum of its proper divisors (57119439551942).

82377367585018 is a wasteful number, since it uses less digits than its factorization.

82377367585018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45579342.

The product of its (nonzero) digits is 474163200, while the sum is 70.

The spelling of 82377367585018 in words is "eighty-two trillion, three hundred seventy-seven billion, three hundred sixty-seven million, five hundred eighty-five thousand, eighteen".