86320643510 has 16 divisors (see below), whose sum is σ = 156563245872. Its totient is φ = 34264682400.

The previous prime is 86320643503. The next prime is 86320643531. The reversal of 86320643510 is 1534602368.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32945501 + ... + 32948120.

It is an arithmetic number, because the mean of its divisors is an integer number (9785202867).

Almost surely, 2^86320643510 is an apocalyptic number.

86320643510 is a deficient number, since it is larger than the sum of its proper divisors (70242602362).

86320643510 is a wasteful number, since it uses less digits than its factorization.

86320643510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65893759.

The product of its (nonzero) digits is 103680, while the sum is 38.

The spelling of 86320643510 in words is "eighty-six billion, three hundred twenty million, six hundred forty-three thousand, five hundred ten".