86740472205775 has 12 divisors (see below), whose sum is σ = 109846657569312. Its totient is φ = 67915944194240.

The previous prime is 86740472205769. The next prime is 86740472205797. The reversal of 86740472205775 is 57750227404768.

It is a happy number.

It is not a de Polignac number, because 86740472205775 - 2⁵ = 86740472205743 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36910838062 + ... + 36910840411.

It is an arithmetic number, because the mean of its divisors is an integer number (9153888130776).

Almost surely, 2^{86740472205775} is an apocalyptic number.

86740472205775 is a deficient number, since it is larger than the sum of its proper divisors (23106185363537).

86740472205775 is a wasteful number, since it uses less digits than its factorization.

86740472205775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73821678530 (or 73821678525 counting only the distinct ones).

The product of its (nonzero) digits is 184396800, while the sum is 64.

The spelling of 86740472205775 in words is "eighty-six trillion, seven hundred forty billion, four hundred seventy-two million, two hundred five thousand, seven hundred seventy-five".