86501013508 has 24 divisors (see below), whose sum is σ = 186309876032. Its totient is φ = 34220181024.

The previous prime is 86501013503. The next prime is 86501013523. The reversal of 86501013508 is 80531010568.

It is a super-2 number, since 2×86501013508² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (86501013503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118819710 + ... + 118820437.

Almost surely, 2^86501013508 is an apocalyptic number.

It is an amenable number.

86501013508 is an abundant number, since it is smaller than the sum of its proper divisors (99808862524).

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

86501013508 is a wasteful number, since it uses less digits than its factorization.

86501013508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237640171 (or 237640169 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 37.

The spelling of 86501013508 in words is "eighty-six billion, five hundred one million, thirteen thousand, five hundred eight".