56066655111610 has 96 divisors (see below), whose sum is σ = 121987217550528. Its totient is φ = 18381911708160.

The previous prime is 56066655111553. The next prime is 56066655111619. The reversal of 56066655111610 is 1611155666065.

It is not an unprimeable number, because it can be changed into a prime (56066655111619) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 34269907 + ... + 35868646.

It is an arithmetic number, because the mean of its divisors is an integer number (1270700182818).

Almost surely, 2^{56066655111610} is an apocalyptic number.

56066655111610 is an abundant number, since it is smaller than the sum of its proper divisors (65920562438918).

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

56066655111610 is a wasteful number, since it uses less digits than its factorization.

56066655111610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70138640 (or 70138627 counting only the distinct ones).

The product of its (nonzero) digits is 972000, while the sum is 49.

The spelling of 56066655111610 in words is "fifty-six trillion, sixty-six billion, six hundred fifty-five million, one hundred eleven thousand, six hundred ten".