111770113584865 has 16 divisors (see below), whose sum is σ = 135110710869120. Its totient is φ = 88758447594880.

The previous prime is 111770113584859. The next prime is 111770113584917. The reversal of 111770113584865 is 568485311077111.

It is a de Polignac number, because none of the positive numbers 2^k-111770113584865 is a prime.

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, 7695276 + ... + 16815394.

It is an arithmetic number, because the mean of its divisors is an integer number (8444419429320).

Almost surely, 2^{111770113584865} is an apocalyptic number.

It is an amenable number.

111770113584865 is a deficient number, since it is larger than the sum of its proper divisors (23340597284255).

111770113584865 is a wasteful number, since it uses less digits than its factorization.

111770113584865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9138152.

The product of its (nonzero) digits is 5644800, while the sum is 58.

The spelling of 111770113584865 in words is "one hundred eleven trillion, seven hundred seventy billion, one hundred thirteen million, five hundred eighty-four thousand, eight hundred sixty-five".