56555311161112 has 16 divisors (see below), whose sum is σ = 106041336422400. Its totient is φ = 28277621448480.

The previous prime is 56555311161103. The next prime is 56555311161121. The reversal of 56555311161112 is 21116111355565.

It is an interprime number because it is at equal distance from previous prime (56555311161103) and next prime (56555311161121).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3636714 + ... + 11239942.

It is an arithmetic number, because the mean of its divisors is an integer number (6627583526400).

Almost surely, 2^{56555311161112} is an apocalyptic number.

It is an amenable number.

56555311161112 is a deficient number, since it is larger than the sum of its proper divisors (49486025261288).

56555311161112 is a wasteful number, since it uses less digits than its factorization.

56555311161112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8533026 (or 8533022 counting only the distinct ones).

The product of its digits is 135000, while the sum is 43.

The spelling of 56555311161112 in words is "fifty-six trillion, five hundred fifty-five billion, three hundred eleven million, one hundred sixty-one thousand, one hundred twelve".