56053505772 has 72 divisors (see below), whose sum is σ = 154604700432. Its totient is φ = 16982294400.

The previous prime is 56053505759. The next prime is 56053505773. The reversal of 56053505772 is 27750535065.

56053505772 is a `hidden beast` number, since 5 + 60 + 535 + 0 + 57 + 7 + 2 = 666.

56053505772 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (56053505773) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2292958 + ... + 2317274.

It is an arithmetic number, because the mean of its divisors is an integer number (2147287506).

Almost surely, 2^56053505772 is an apocalyptic number.

It is an amenable number.

56053505772 is an abundant number, since it is smaller than the sum of its proper divisors (98551194660).

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

56053505772 is a wasteful number, since it uses less digits than its factorization.

56053505772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30159 (or 30154 counting only the distinct ones).

The product of its (nonzero) digits is 1102500, while the sum is 45.

The spelling of 56053505772 in words is "fifty-six billion, fifty-three million, five hundred five thousand, seven hundred seventy-two".