86187233678 has 32 divisors (see below), whose sum is σ = 163415308224. Its totient is φ = 33174531072.

The previous prime is 86187233669. The next prime is 86187233681. The reversal of 86187233678 is 87633278168.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6392675 + ... + 6406142.

It is an arithmetic number, because the mean of its divisors is an integer number (5106728382).

Almost surely, 2^86187233678 is an apocalyptic number.

86187233678 is a deficient number, since it is larger than the sum of its proper divisors (77228074546).

86187233678 is a wasteful number, since it uses less digits than its factorization.

86187233678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12798876.

The product of its digits is 16257024, while the sum is 59.

The spelling of 86187233678 in words is "eighty-six billion, one hundred eighty-seven million, two hundred thirty-three thousand, six hundred seventy-eight".