56413913919 has 8 divisors (see below), whose sum is σ = 82056602112. Its totient is φ = 34190250840.

The previous prime is 56413913917. The next prime is 56413913939. The reversal of 56413913919 is 91931931465.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 56413913919 - 2¹ = 56413913917 is a prime.

It is a super-2 number, since 2×56413913919² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56413913917) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 854756239 + ... + 854756304.

It is an arithmetic number, because the mean of its divisors is an integer number (10257075264).

Almost surely, 2^56413913919 is an apocalyptic number.

56413913919 is a deficient number, since it is larger than the sum of its proper divisors (25642688193).

56413913919 is a wasteful number, since it uses less digits than its factorization.

56413913919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1709512557.

The product of its digits is 787320, while the sum is 51.

The spelling of 56413913919 in words is "fifty-six billion, four hundred thirteen million, nine hundred thirteen thousand, nine hundred nineteen".