2544749994 has 8 divisors (see below), whose sum is σ = 5089500000. Its totient is φ = 848249996.

The previous prime is 2544749989. The next prime is 2544750001. The reversal of 2544749994 is 4999474452.

It is a sphenic number, since it is the product of 3 distinct primes.

2544749994 is an admirable number.

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, 212062494 + ... + 212062505.

It is an arithmetic number, because the mean of its divisors is an integer number (636187500).

Almost surely, 2^2544749994 is an apocalyptic number.

2544749994 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2544749994 is a wasteful number, since it uses less digits than its factorization.

2544749994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424125004.

The product of its digits is 13063680, while the sum is 57.

The square root of 2544749994 is about 50445.5151029306. The cubic root of 2544749994 is about 1365.2589764764.

The spelling of 2544749994 in words is "two billion, five hundred forty-four million, seven hundred forty-nine thousand, nine hundred ninety-four".