2544664012 has 12 divisors (see below), whose sum is σ = 4857995016. Its totient is φ = 1156665440.

The previous prime is 2544663997. The next prime is 2544664027. The reversal of 2544664012 is 2104664452.

It is an interprime number because it is at equal distance from previous prime (2544663997) and next prime (2544664027).

It is a super-2 number, since 2×2544664012² = 12950629867935872288, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28916593 + ... + 28916680.

It is an arithmetic number, because the mean of its divisors is an integer number (404832918).

Almost surely, 2^2544664012 is an apocalyptic number.

2544664012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2544664012 is a deficient number, since it is larger than the sum of its proper divisors (2313331004).

2544664012 is a wasteful number, since it uses less digits than its factorization.

2544664012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57833288 (or 57833286 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 34.

The square root of 2544664012 is about 50444.6628693264. The cubic root of 2544664012 is about 1365.2435998488.

The spelling of 2544664012 in words is "two billion, five hundred forty-four million, six hundred sixty-four thousand, twelve".