111655674065 has 8 divisors (see below), whose sum is σ = 144293486568. Its totient is φ = 82453420800.

The previous prime is 111655674049. The next prime is 111655674079. The reversal of 111655674065 is 560476556111.

It can be written as a sum of positive squares in 4 ways, for example, as 6863625409 + 104792048656 = 82847^2 + 323716^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 111655674065 - 2⁴ = 111655674049 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 858889736 + ... + 858889865.

It is an arithmetic number, because the mean of its divisors is an integer number (18036685821).

Almost surely, 2^111655674065 is an apocalyptic number.

It is an amenable number.

111655674065 is a deficient number, since it is larger than the sum of its proper divisors (32637812503).

111655674065 is a wasteful number, since it uses less digits than its factorization.

111655674065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1717779619.

The product of its (nonzero) digits is 756000, while the sum is 47.

The spelling of 111655674065 in words is "one hundred eleven billion, six hundred fifty-five million, six hundred seventy-four thousand, sixty-five".