86739147492 has 24 divisors (see below), whose sum is σ = 202621097952. Its totient is φ = 28880227200.

The previous prime is 86739147479. The next prime is 86739147533. The reversal of 86739147492 is 29474193768.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4091734 + ... + 4112877.

It is an arithmetic number, because the mean of its divisors is an integer number (8442545748).

Almost surely, 2^86739147492 is an apocalyptic number.

It is an amenable number.

86739147492 is an abundant number, since it is smaller than the sum of its proper divisors (115881950460).

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

86739147492 is a wasteful number, since it uses less digits than its factorization.

86739147492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8205499 (or 8205497 counting only the distinct ones).

The product of its digits is 18289152, while the sum is 60.

The spelling of 86739147492 in words is "eighty-six billion, seven hundred thirty-nine million, one hundred forty-seven thousand, four hundred ninety-two".