56665000556106 has 64 divisors (see below), whose sum is σ = 115486008422400. Its totient is φ = 18530663832000.

The previous prime is 56665000556083. The next prime is 56665000556111. The reversal of 56665000556106 is 60165500056665.

56665000556106 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 220657881 + ... + 220914531.

It is an arithmetic number, because the mean of its divisors is an integer number (1804468881600).

Almost surely, 2^{56665000556106} is an apocalyptic number.

56665000556106 is an abundant number, since it is smaller than the sum of its proper divisors (58821007866294).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56665000556106 is a wasteful number, since it uses less digits than its factorization.

56665000556106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258275.

The product of its (nonzero) digits is 4860000, while the sum is 51.

The spelling of 56665000556106 in words is "fifty-six trillion, six hundred sixty-five billion, five hundred fifty-six thousand, one hundred six".