56044416399 has 4 divisors (see below), whose sum is σ = 74725888536. Its totient is φ = 37362944264.

The previous prime is 56044416397. The next prime is 56044416473. The reversal of 56044416399 is 99361444065.

56044416399 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 56044416399 - 2¹ = 56044416397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56044416397) 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, 9340736064 + ... + 9340736069.

It is an arithmetic number, because the mean of its divisors is an integer number (18681472134).

Almost surely, 2^56044416399 is an apocalyptic number.

56044416399 is a deficient number, since it is larger than the sum of its proper divisors (18681472137).

56044416399 is a wasteful number, since it uses less digits than its factorization.

56044416399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18681472136.

The product of its (nonzero) digits is 2799360, while the sum is 51.

The spelling of 56044416399 in words is "fifty-six billion, forty-four million, four hundred sixteen thousand, three hundred ninety-nine".