86031396009 has 48 divisors (see below), whose sum is σ = 141979801600. Its totient is φ = 49760863488.

The previous prime is 86031395999. The next prime is 86031396041. The reversal of 86031396009 is 90069313068.

86031396009 is a `hidden beast` number, since 8 + 6 + 0 + 3 + 1 + 39 + 600 + 9 = 666.

It is not a de Polignac number, because 86031396009 - 2⁷ = 86031395881 is a prime.

It is a super-2 number, since 2×86031396009² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (86031396089) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 129957 + ... + 434685.

Almost surely, 2^86031396009 is an apocalyptic number.

It is an amenable number.

86031396009 is a deficient number, since it is larger than the sum of its proper divisors (55948405591).

86031396009 is a wasteful number, since it uses less digits than its factorization.

86031396009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304894 (or 304891 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 45.

The spelling of 86031396009 in words is "eighty-six billion, thirty-one million, three hundred ninety-six thousand, nine".