2564485332 has 24 divisors (see below), whose sum is σ = 5984967072. Its totient is φ = 854661600.

The previous prime is 2564485291. The next prime is 2564485333. The reversal of 2564485332 is 2335844652.

It is a happy number.

2564485332 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2564485333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53907 + ... + 89637.

It is an arithmetic number, because the mean of its divisors is an integer number (249373628).

Almost surely, 2^2564485332 is an apocalyptic number.

It is an amenable number.

2564485332 is an abundant number, since it is smaller than the sum of its proper divisors (3420481740).

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

2564485332 is a wasteful number, since it uses less digits than its factorization.

2564485332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41719 (or 41717 counting only the distinct ones).

The product of its digits is 691200, while the sum is 42.

The square root of 2564485332 is about 50640.7477432946. The cubic root of 2564485332 is about 1368.7792297171.

The spelling of 2564485332 in words is "two billion, five hundred sixty-four million, four hundred eighty-five thousand, three hundred thirty-two".