56423384179 has 2 divisors, whose sum is σ = 56423384180. Its totient is φ = 56423384178.

The previous prime is 56423384167. The next prime is 56423384209. The reversal of 56423384179 is 97148332465.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56423384179 - 2¹⁹ = 56422859891 is a prime.

It is a super-2 number, since 2×56423384179² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (56423384279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28211692089 + 28211692090.

It is an arithmetic number, because the mean of its divisors is an integer number (28211692090).

Almost surely, 2^56423384179 is an apocalyptic number.

56423384179 is a deficient number, since it is larger than the sum of its proper divisors (1).

56423384179 is an equidigital number, since it uses as much as digits as its factorization.

56423384179 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4354560, while the sum is 52.

The spelling of 56423384179 in words is "fifty-six billion, four hundred twenty-three million, three hundred eighty-four thousand, one hundred seventy-nine".