2544564480 has 72 divisors (see below), whose sum is σ = 8126715072. Its totient is φ = 678549504.

The previous prime is 2544564479. The next prime is 2544564499. The reversal of 2544564480 is 844654452.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 327484 + ... + 335163.

Almost surely, 2^2544564480 is an apocalyptic number.

2544564480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2544564480 is an abundant number, since it is smaller than the sum of its proper divisors (5582150592).

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

2544564480 is an equidigital number, since it uses as much as digits as its factorization.

2544564480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 662671 (or 662657 counting only the distinct ones).

The product of its (nonzero) digits is 614400, while the sum is 42.

The square root of 2544564480 is about 50443.6763132903. The cubic root of 2544564480 is about 1365.2257995685.

The spelling of 2544564480 in words is "two billion, five hundred forty-four million, five hundred sixty-four thousand, four hundred eighty".