56606997938 has 8 divisors (see below), whose sum is σ = 84912789888. Its totient is φ = 28302734644.

The previous prime is 56606997913. The next prime is 56606997943. The reversal of 56606997938 is 83979960665.

56606997938 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 284606 + ... + 440697.

It is an arithmetic number, because the mean of its divisors is an integer number (10614098736).

Almost surely, 2^56606997938 is an apocalyptic number.

56606997938 is a deficient number, since it is larger than the sum of its proper divisors (28305791950).

56606997938 is a wasteful number, since it uses less digits than its factorization.

56606997938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 764328.

The product of its (nonzero) digits is 132269760, while the sum is 68.

The spelling of 56606997938 in words is "fifty-six billion, six hundred six million, nine hundred ninety-seven thousand, nine hundred thirty-eight".