86587998075 has 18 divisors (see below), whose sum is σ = 155088725844. Its totient is φ = 46180265520.

The previous prime is 86587998053. The next prime is 86587998109. The reversal of 86587998075 is 57089978568.

It is not a de Polignac number, because 86587998075 - 2⁹ = 86587997563 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 86587997994 and 86587998012.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 192417549 + ... + 192417998.

Almost surely, 2^86587998075 is an apocalyptic number.

86587998075 is a deficient number, since it is larger than the sum of its proper divisors (68500727769).

86587998075 is a wasteful number, since it uses less digits than its factorization.

86587998075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384835563 (or 384835555 counting only the distinct ones).

The product of its (nonzero) digits is 304819200, while the sum is 72.

The spelling of 86587998075 in words is "eighty-six billion, five hundred eighty-seven million, nine hundred ninety-eight thousand, seventy-five".