2549483664 has 80 divisors (see below), whose sum is σ = 8106064512. Its totient is φ = 672390144.

The previous prime is 2549483663. The next prime is 2549483681. The reversal of 2549483664 is 4663849452.

It is not an unprimeable number, because it can be changed into a prime (2549483663) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 287469 + ... + 296204.

Almost surely, 2^2549483664 is an apocalyptic number.

2549483664 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2549483664 is an abundant number, since it is smaller than the sum of its proper divisors (5556580848).

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

2549483664 is a wasteful number, since it uses less digits than its factorization.

2549483664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583704 (or 583698 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 51.

The square root of 2549483664 is about 50492.4119447665. The cubic root of 2549483664 is about 1366.1049904761.

The spelling of 2549483664 in words is "two billion, five hundred forty-nine million, four hundred eighty-three thousand, six hundred sixty-four".