86518370418 has 16 divisors (see below), whose sum is σ = 177060851616. Its totient is φ = 28168771680.

The previous prime is 86518370359. The next prime is 86518370441. The reversal of 86518370418 is 81407381568.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 167671003 + ... + 167671518.

It is an arithmetic number, because the mean of its divisors is an integer number (11066303226).

Almost surely, 2^86518370418 is an apocalyptic number.

86518370418 is an abundant number, since it is smaller than the sum of its proper divisors (90542481198).

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

86518370418 is a wasteful number, since it uses less digits than its factorization.

86518370418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335342569.

The product of its (nonzero) digits is 1290240, while the sum is 51.

The spelling of 86518370418 in words is "eighty-six billion, five hundred eighteen million, three hundred seventy thousand, four hundred eighteen".