56441667220 has 12 divisors (see below), whose sum is σ = 118527501204. Its totient is φ = 22576666880.

The previous prime is 56441667209. The next prime is 56441667229. The reversal of 56441667220 is 2276614465.

It can be written as a sum of positive squares in 2 ways, for example, as 7393592196 + 49048075024 = 85986^2 + 221468^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56441667229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1411041661 + ... + 1411041700.

It is an arithmetic number, because the mean of its divisors is an integer number (9877291767).

Almost surely, 2^56441667220 is an apocalyptic number.

It is an amenable number.

56441667220 is an abundant number, since it is smaller than the sum of its proper divisors (62085833984).

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

56441667220 is a wasteful number, since it uses less digits than its factorization.

56441667220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2822083370 (or 2822083368 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 43.

The spelling of 56441667220 in words is "fifty-six billion, four hundred forty-one million, six hundred sixty-seven thousand, two hundred twenty".