86775507744 has 96 divisors (see below), whose sum is σ = 244784949696. Its totient is φ = 26817331200.

The previous prime is 86775507733. The next prime is 86775507751. The reversal of 86775507744 is 44770557768.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors.

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, 287457 + ... + 506144.

It is an arithmetic number, because the mean of its divisors is an integer number (2549843226).

Almost surely, 2^86775507744 is an apocalyptic number.

It is an amenable number.

86775507744 is an abundant number, since it is smaller than the sum of its proper divisors (158009441952).

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

86775507744 is a wasteful number, since it uses less digits than its factorization.

86775507744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 793698 (or 793690 counting only the distinct ones).

The product of its (nonzero) digits is 46099200, while the sum is 60.

The spelling of 86775507744 in words is "eighty-six billion, seven hundred seventy-five million, five hundred seven thousand, seven hundred forty-four".