86399423539 has 16 divisors (see below), whose sum is σ = 106846548480. Its totient is φ = 68687062560.

The previous prime is 86399423507. The next prime is 86399423567. The reversal of 86399423539 is 93532499368.

It is a cyclic number.

It is not a de Polignac number, because 86399423539 - 2⁵ = 86399423507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86399426539) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15897067 + ... + 15902500.

It is an arithmetic number, because the mean of its divisors is an integer number (6677909280).

Almost surely, 2^86399423539 is an apocalyptic number.

86399423539 is a deficient number, since it is larger than the sum of its proper divisors (20447124941).

86399423539 is a wasteful number, since it uses less digits than its factorization.

86399423539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31799610.

The product of its digits is 37791360, while the sum is 61.

The spelling of 86399423539 in words is "eighty-six billion, three hundred ninety-nine million, four hundred twenty-three thousand, five hundred thirty-nine".