56389900006 has 32 divisors (see below), whose sum is σ = 97149467520. Its totient is φ = 24278097600.

The previous prime is 56389899947. The next prime is 56389900027. The reversal of 56389900006 is 60000998365.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3050965 + ... + 3069391.

It is an arithmetic number, because the mean of its divisors is an integer number (3035920860).

Almost surely, 2^56389900006 is an apocalyptic number.

56389900006 is a deficient number, since it is larger than the sum of its proper divisors (40759567514).

56389900006 is a wasteful number, since it uses less digits than its factorization.

56389900006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25780.

The product of its (nonzero) digits is 349920, while the sum is 46.

The spelling of 56389900006 in words is "fifty-six billion, three hundred eighty-nine million, nine hundred thousand, six".