2568743220 has 48 divisors (see below), whose sum is σ = 7195406400. Its totient is φ = 684719616.

The previous prime is 2568743207. The next prime is 2568743251. The reversal of 2568743220 is 223478652.

2568743220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 170556 + ... + 185004.

It is an arithmetic number, because the mean of its divisors is an integer number (149904300).

Almost surely, 2^2568743220 is an apocalyptic number.

2568743220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2568743220 is an abundant number, since it is smaller than the sum of its proper divisors (4626663180).

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

2568743220 is a wasteful number, since it uses less digits than its factorization.

2568743220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17424 (or 17422 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 39.

The square root of 2568743220 is about 50682.7704451917. The cubic root of 2568743220 is about 1369.5363518878.

The spelling of 2568743220 in words is "two billion, five hundred sixty-eight million, seven hundred forty-three thousand, two hundred twenty".