56353066868737 has 32 divisors (see below), whose sum is σ = 59447963667456. Its totient is φ = 53315636774400.

The previous prime is 56353066868689. The next prime is 56353066868773. The reversal of 56353066868737 is 73786866035365.

It is a cyclic number.

It is not a de Polignac number, because 56353066868737 - 2²⁷ = 56352932651009 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56353066868737.

It is not an unprimeable number, because it can be changed into a prime (56353066868437) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 883618983 + ... + 883682755.

It is an arithmetic number, because the mean of its divisors is an integer number (1857748864608).

Almost surely, 2^{56353066868737} is an apocalyptic number.

It is an amenable number.

56353066868737 is a deficient number, since it is larger than the sum of its proper divisors (3094896798719).

56353066868737 is a wasteful number, since it uses less digits than its factorization.

56353066868737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65121.

The product of its (nonzero) digits is 2743372800, while the sum is 73.

The spelling of 56353066868737 in words is "fifty-six trillion, three hundred fifty-three billion, sixty-six million, eight hundred sixty-eight thousand, seven hundred thirty-seven".