86321513650724 has 48 divisors (see below), whose sum is σ = 170287893900096. Its totient is φ = 37942378473600.

The previous prime is 86321513650667. The next prime is 86321513650769. The reversal of 86321513650724 is 42705631512368.

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, 162382007 + ... + 162912734.

It is an arithmetic number, because the mean of its divisors is an integer number (3547664456252).

Almost surely, 2^{86321513650724} is an apocalyptic number.

It is an amenable number.

86321513650724 is a deficient number, since it is larger than the sum of its proper divisors (83966380249372).

86321513650724 is a wasteful number, since it uses less digits than its factorization.

86321513650724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325294956 (or 325294954 counting only the distinct ones).

The product of its (nonzero) digits is 7257600, while the sum is 53.

The spelling of 86321513650724 in words is "eighty-six trillion, three hundred twenty-one billion, five hundred thirteen million, six hundred fifty thousand, seven hundred twenty-four".