86939051574 has 8 divisors (see below), whose sum is σ = 173878103160. Its totient is φ = 28979683856.

The previous prime is 86939051513. The next prime is 86939051611. The reversal of 86939051574 is 47515093968.

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

86939051574 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7244920959 + ... + 7244920970.

It is an arithmetic number, because the mean of its divisors is an integer number (21734762895).

Almost surely, 2^86939051574 is an apocalyptic number.

86939051574 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

86939051574 is a wasteful number, since it uses less digits than its factorization.

86939051574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14489841934.

The product of its (nonzero) digits is 8164800, while the sum is 57.

The spelling of 86939051574 in words is "eighty-six billion, nine hundred thirty-nine million, fifty-one thousand, five hundred seventy-four".