56653215223 has 16 divisors (see below), whose sum is σ = 64102373280. Its totient is φ = 49614768000.

The previous prime is 56653215167. The next prime is 56653215277. The reversal of 56653215223 is 32251235665.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56653215223 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56653219223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 647988 + ... + 730201.

It is an arithmetic number, because the mean of its divisors is an integer number (4006398330).

Almost surely, 2^56653215223 is an apocalyptic number.

56653215223 is a deficient number, since it is larger than the sum of its proper divisors (7449158057).

56653215223 is a wasteful number, since it uses less digits than its factorization.

56653215223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1378338.

The product of its digits is 324000, while the sum is 40.

The spelling of 56653215223 in words is "fifty-six billion, six hundred fifty-three million, two hundred fifteen thousand, two hundred twenty-three".