56551179 has 4 divisors (see below), whose sum is σ = 75401576. Its totient is φ = 37700784.

The previous prime is 56551151. The next prime is 56551211. The reversal of 56551179 is 97115565.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 56551179 - 2¹⁵ = 56518411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56551109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9425194 + ... + 9425199.

It is an arithmetic number, because the mean of its divisors is an integer number (18850394).

Almost surely, 2^56551179 is an apocalyptic number.

56551179 is a deficient number, since it is larger than the sum of its proper divisors (18850397).

56551179 is a wasteful number, since it uses less digits than its factorization.

56551179 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18850396.

The product of its digits is 47250, while the sum is 39.

The square root of 56551179 is about 7520.0517950344. The cubic root of 56551179 is about 383.8373402336.

The spelling of 56551179 in words is "fifty-six million, five hundred fifty-one thousand, one hundred seventy-nine".