91700500555505 has 32 divisors (see below), whose sum is σ = 110583047351040. Its totient is φ = 72999269038080.

The previous prime is 91700500555459. The next prime is 91700500555541. The reversal of 91700500555505 is 50555500500719.

It is not a de Polignac number, because 91700500555505 - 2⁸ = 91700500555249 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 91700500555505.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12863020781 + ... + 12863027909.

It is an arithmetic number, because the mean of its divisors is an integer number (3455720229720).

Almost surely, 2^{91700500555505} is an apocalyptic number.

It is an amenable number.

91700500555505 is a deficient number, since it is larger than the sum of its proper divisors (18882546795535).

91700500555505 is a wasteful number, since it uses less digits than its factorization.

91700500555505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14169.

The product of its (nonzero) digits is 984375, while the sum is 47.

The spelling of 91700500555505 in words is "ninety-one trillion, seven hundred billion, five hundred million, five hundred fifty-five thousand, five hundred five".