56605150101656 has 64 divisors (see below), whose sum is σ = 115380588153600. Its totient is φ = 25878259133568.

The previous prime is 56605150101641. The next prime is 56605150101683. The reversal of 56605150101656 is 65610105150665.

It is a self number, because there is not a number n which added to its sum of digits gives 56605150101656.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96108275 + ... + 96695453.

It is an arithmetic number, because the mean of its divisors is an integer number (1802821689900).

Almost surely, 2^{56605150101656} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56605150101656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57690294076800).

56605150101656 is an abundant number, since it is smaller than the sum of its proper divisors (58775438051944).

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

56605150101656 is a wasteful number, since it uses less digits than its factorization.

56605150101656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 595968 (or 595964 counting only the distinct ones).

The product of its (nonzero) digits is 810000, while the sum is 47.

The spelling of 56605150101656 in words is "fifty-six trillion, six hundred five billion, one hundred fifty million, one hundred one thousand, six hundred fifty-six".