2544399330 has 32 divisors (see below), whose sum is σ = 6661700928. Its totient is φ = 616824000.

The previous prime is 2544399301. The next prime is 2544399343. The reversal of 2544399330 is 339934452.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3854821 + ... + 3855480.

It is an arithmetic number, because the mean of its divisors is an integer number (208178154).

Almost surely, 2^2544399330 is an apocalyptic number.

2544399330 is an abundant number, since it is smaller than the sum of its proper divisors (4117301598).

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

2544399330 is a wasteful number, since it uses less digits than its factorization.

2544399330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7710322.

The product of its (nonzero) digits is 349920, while the sum is 42.

The square root of 2544399330 is about 50442.0393124624. The cubic root of 2544399330 is about 1365.1962631559.

The spelling of 2544399330 in words is "two billion, five hundred forty-four million, three hundred ninety-nine thousand, three hundred thirty".