86319407555 has 16 divisors (see below), whose sum is σ = 108911779200. Its totient is φ = 65581272960.

The previous prime is 86319407543. The next prime is 86319407563. The reversal of 86319407555 is 55570491368.

It is a happy number.

It is not a de Polignac number, because 86319407555 - 2⁴ = 86319407539 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 86319407497 and 86319407506.

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, 4870715 + ... + 4888404.

It is an arithmetic number, because the mean of its divisors is an integer number (6806986200).

Almost surely, 2^86319407555 is an apocalyptic number.

86319407555 is a deficient number, since it is larger than the sum of its proper divisors (22592371645).

86319407555 is a wasteful number, since it uses less digits than its factorization.

86319407555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9759214.

The product of its (nonzero) digits is 4536000, while the sum is 53.

The spelling of 86319407555 in words is "eighty-six billion, three hundred nineteen million, four hundred seven thousand, five hundred fifty-five".