86177713956 has 24 divisors (see below), whose sum is σ = 201127437504. Its totient is φ = 28719318240.

The previous prime is 86177713933. The next prime is 86177713957. The reversal of 86177713956 is 65931777168.

It is a self number, because there is not a number n which added to its sum of digits gives 86177713956.

It is not an unprimeable number, because it can be changed into a prime (86177713957) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 768640 + ... + 873591.

It is an arithmetic number, because the mean of its divisors is an integer number (8380309896).

Almost surely, 2^86177713956 is an apocalyptic number.

It is an amenable number.

86177713956 is an abundant number, since it is smaller than the sum of its proper divisors (114949723548).

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

86177713956 is a wasteful number, since it uses less digits than its factorization.

86177713956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1646611 (or 1646609 counting only the distinct ones).

The product of its digits is 13335840, while the sum is 60.

The spelling of 86177713956 in words is "eighty-six billion, one hundred seventy-seven million, seven hundred thirteen thousand, nine hundred fifty-six".