56111178445 has 16 divisors (see below), whose sum is σ = 77005577088. Its totient is φ = 38449684800.

The previous prime is 56111178439. The next prime is 56111178521. The reversal of 56111178445 is 54487111165.

It is not a de Polignac number, because 56111178445 - 2⁷ = 56111178317 is a prime.

It is a super-4 number, since 4×56111178445⁴ (a number of 44 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 501654 + ... + 603223.

It is an arithmetic number, because the mean of its divisors is an integer number (4812848568).

Almost surely, 2^56111178445 is an apocalyptic number.

It is an amenable number.

56111178445 is a deficient number, since it is larger than the sum of its proper divisors (20894398643).

56111178445 is a wasteful number, since it uses less digits than its factorization.

56111178445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1106340.

The product of its digits is 134400, while the sum is 43.

The spelling of 56111178445 in words is "fifty-six billion, one hundred eleven million, one hundred seventy-eight thousand, four hundred forty-five".