56101010555061 has 40 divisors (see below), whose sum is σ = 85231360484160. Its totient is φ = 36764296417728.

The previous prime is 56101010555027. The next prime is 56101010555071. The reversal of 56101010555061 is 16055501010165.

It is a happy number.

It is not a de Polignac number, because 56101010555061 - 2¹⁹ = 56101010030773 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56101010555071) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 72221016 + ... + 72993678.

It is an arithmetic number, because the mean of its divisors is an integer number (2130784012104).

Almost surely, 2^{56101010555061} is an apocalyptic number.

It is an amenable number.

56101010555061 is a deficient number, since it is larger than the sum of its proper divisors (29130349929099).

56101010555061 is a wasteful number, since it uses less digits than its factorization.

56101010555061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 787927 (or 787918 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 36.

The spelling of 56101010555061 in words is "fifty-six trillion, one hundred one billion, ten million, five hundred fifty-five thousand, sixty-one".