5656673220 has 192 divisors, whose sum is σ = 18161611776. Its totient is φ = 1302981120.

The previous prime is 5656673201. The next prime is 5656673233. The reversal of 5656673220 is 223766565.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1047367 + ... + 1052753.

It is an arithmetic number, because the mean of its divisors is an integer number (94591728).

Almost surely, 2^5656673220 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5656673220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9080805888).

5656673220 is an abundant number, since it is smaller than the sum of its proper divisors (12504938556).

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

5656673220 is a wasteful number, since it uses less digits than its factorization.

5656673220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5490 (or 5488 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 42.

The square root of 5656673220 is about 75210.8583915913. The cubic root of 5656673220 is about 1781.7784291722.

It can be divided in two parts, 5656 and 673220, that added together give a palindrome (678876).

The spelling of 5656673220 in words is "five billion, six hundred fifty-six million, six hundred seventy-three thousand, two hundred twenty".