56221698908 has 6 divisors (see below), whose sum is σ = 98387973096. Its totient is φ = 28110849452.

The previous prime is 56221698851. The next prime is 56221698947. The reversal of 56221698908 is 80989612265.

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 as a sum of consecutive naturals, namely, 7027712360 + ... + 7027712367.

It is an arithmetic number, because the mean of its divisors is an integer number (16397995516).

Almost surely, 2^56221698908 is an apocalyptic number.

It is an amenable number.

56221698908 is a deficient number, since it is larger than the sum of its proper divisors (42166274188).

56221698908 is a wasteful number, since it uses less digits than its factorization.

56221698908 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14055424731 (or 14055424729 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 56.

The spelling of 56221698908 in words is "fifty-six billion, two hundred twenty-one million, six hundred ninety-eight thousand, nine hundred eight".