86669270691 has 16 divisors (see below), whose sum is σ = 119549612448. Its totient is φ = 55812128000.

The previous prime is 86669270683. The next prime is 86669270693. The reversal of 86669270691 is 19607296668.

It is a cyclic number.

It is not a de Polignac number, because 86669270691 - 2³ = 86669270683 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86669270693) 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, 3475836 + ... + 3500681.

It is an arithmetic number, because the mean of its divisors is an integer number (7471850778).

Almost surely, 2^86669270691 is an apocalyptic number.

86669270691 is a deficient number, since it is larger than the sum of its proper divisors (32880341757).

86669270691 is a wasteful number, since it uses less digits than its factorization.

86669270691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6976662.

The product of its (nonzero) digits is 11757312, while the sum is 60.

The spelling of 86669270691 in words is "eighty-six billion, six hundred sixty-nine million, two hundred seventy thousand, six hundred ninety-one".