573644490220 has 96 divisors (see below), whose sum is σ = 1253298106368. Its totient is φ = 220401495552.

The previous prime is 573644490179. The next prime is 573644490229. The reversal of 573644490220 is 22094446375.

It is not an unprimeable number, because it can be changed into a prime (573644490229) 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 31 ways as a sum of consecutive naturals, for example, 12583989 + ... + 12629491.

It is an arithmetic number, because the mean of its divisors is an integer number (13055188608).

Almost surely, 2^573644490220 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 573644490220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (626649053184).

573644490220 is an abundant number, since it is smaller than the sum of its proper divisors (679653616148).

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

573644490220 is a wasteful number, since it uses less digits than its factorization.

573644490220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45799 (or 45797 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 46.

The spelling of 573644490220 in words is "five hundred seventy-three billion, six hundred forty-four million, four hundred ninety thousand, two hundred twenty".