2504551868 has 24 divisors (see below), whose sum is σ = 5394420192. Its totient is φ = 990811584.

The previous prime is 2504551807. The next prime is 2504551883. The reversal of 2504551868 is 8681554052.

2504551868 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 7 ways as a sum of consecutive naturals, for example, 3439955 + ... + 3440682.

It is an arithmetic number, because the mean of its divisors is an integer number (224767508).

Almost surely, 2^2504551868 is an apocalyptic number.

2504551868 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2504551868 is an abundant number, since it is smaller than the sum of its proper divisors (2889868324).

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

2504551868 is a wasteful number, since it uses less digits than its factorization.

2504551868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6880661 (or 6880659 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 44.

The square root of 2504551868 is about 50045.4979793388. The cubic root of 2504551868 is about 1358.0320202583.

The spelling of 2504551868 in words is "two billion, five hundred four million, five hundred fifty-one thousand, eight hundred sixty-eight".