56923385159 has 4 divisors (see below), whose sum is σ = 56924528304. Its totient is φ = 56922242016.

The previous prime is 56923385143. The next prime is 56923385171. The reversal of 56923385159 is 95158332965.

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

It is a cyclic number.

It is not a de Polignac number, because 56923385159 - 2⁴ = 56923385143 is a prime.

It is a super-2 number, since 2×56923385159² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56923381159) 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 in 3 ways as a sum of consecutive naturals, for example, 493307 + ... + 597660.

It is an arithmetic number, because the mean of its divisors is an integer number (14231132076).

Almost surely, 2^56923385159 is an apocalyptic number.

56923385159 is a deficient number, since it is larger than the sum of its proper divisors (1143145).

56923385159 is a wasteful number, since it uses less digits than its factorization.

56923385159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1143144.

The product of its digits is 8748000, while the sum is 56.

The spelling of 56923385159 in words is "fifty-six billion, nine hundred twenty-three million, three hundred eighty-five thousand, one hundred fifty-nine".