86177991394 has 8 divisors (see below), whose sum is σ = 141018531408. Its totient is φ = 39171814260.

The previous prime is 86177991371. The next prime is 86177991409. The reversal of 86177991394 is 49319977168.

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

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, 1958590692 + ... + 1958590735.

It is an arithmetic number, because the mean of its divisors is an integer number (17627316426).

Almost surely, 2^86177991394 is an apocalyptic number.

86177991394 is a deficient number, since it is larger than the sum of its proper divisors (54840540014).

86177991394 is a wasteful number, since it uses less digits than its factorization.

86177991394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3917181440.

The product of its digits is 20575296, while the sum is 64.

The spelling of 86177991394 in words is "eighty-six billion, one hundred seventy-seven million, nine hundred ninety-one thousand, three hundred ninety-four".