56424113623 has 2 divisors, whose sum is σ = 56424113624. Its totient is φ = 56424113622.

The previous prime is 56424113617. The next prime is 56424113633. The reversal of 56424113623 is 32631142465.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56424113623 - 2³³ = 47834179031 is a prime.

It is a super-2 number, since 2×56424113623² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56424113633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28212056811 + 28212056812.

It is an arithmetic number, because the mean of its divisors is an integer number (28212056812).

Almost surely, 2^56424113623 is an apocalyptic number.

56424113623 is a deficient number, since it is larger than the sum of its proper divisors (1).

56424113623 is an equidigital number, since it uses as much as digits as its factorization.

56424113623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 103680, while the sum is 37.

The spelling of 56424113623 in words is "fifty-six billion, four hundred twenty-four million, one hundred thirteen thousand, six hundred twenty-three".