5656217724 has 36 divisors (see below), whose sum is σ = 14302393560. Its totient is φ = 1884781920.

The previous prime is 5656217687. The next prime is 5656217729. The reversal of 5656217724 is 4277126565.

5656217724 is a `hidden beast` number, since 5 + 6 + 562 + 17 + 72 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 5656217724.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5656217729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 91567 + ... + 140345.

It is an arithmetic number, because the mean of its divisors is an integer number (397288710).

Almost surely, 2^5656217724 is an apocalyptic number.

It is an amenable number.

5656217724 is an abundant number, since it is smaller than the sum of its proper divisors (8646175836).

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

5656217724 is a wasteful number, since it uses less digits than its factorization.

5656217724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52010 (or 52005 counting only the distinct ones).

The product of its digits is 705600, while the sum is 45.

The square root of 5656217724 is about 75207.8302040419. The cubic root of 5656217724 is about 1781.7306027850.

The spelling of 5656217724 in words is "five billion, six hundred fifty-six million, two hundred seventeen thousand, seven hundred twenty-four".