56416950399 has 16 divisors (see below), whose sum is σ = 76272336000. Its totient is φ = 37090065696.

The previous prime is 56416950389. The next prime is 56416950413. The reversal of 56416950399 is 99305961465.

It is a happy number.

It is not a de Polignac number, because 56416950399 - 2¹⁶ = 56416884863 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56416950389) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 391869 + ... + 516134.

It is an arithmetic number, because the mean of its divisors is an integer number (4767021000).

Almost surely, 2^56416950399 is an apocalyptic number.

56416950399 is a deficient number, since it is larger than the sum of its proper divisors (19855385601).

56416950399 is a wasteful number, since it uses less digits than its factorization.

56416950399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 908294.

The product of its (nonzero) digits is 7873200, while the sum is 57.

The spelling of 56416950399 in words is "fifty-six billion, four hundred sixteen million, nine hundred fifty thousand, three hundred ninety-nine".