86712587951 has 8 divisors (see below), whose sum is σ = 94603320144. Its totient is φ = 78823150720.

The previous prime is 86712587917. The next prime is 86712587957. The reversal of 86712587951 is 15978521768.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 86712587951 - 2⁶ = 86712587887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86712587957) 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, 180986 + ... + 454071.

It is an arithmetic number, because the mean of its divisors is an integer number (11825415018).

Almost surely, 2^86712587951 is an apocalyptic number.

86712587951 is a deficient number, since it is larger than the sum of its proper divisors (7890732193).

86712587951 is a wasteful number, since it uses less digits than its factorization.

86712587951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 647481.

The product of its digits is 8467200, while the sum is 59.

The spelling of 86712587951 in words is "eighty-six billion, seven hundred twelve million, five hundred eighty-seven thousand, nine hundred fifty-one".