2999249744 has 20 divisors (see below), whose sum is σ = 5813258880. Its totient is φ = 1499053920.

The previous prime is 2999249741. The next prime is 2999249779. The reversal of 2999249744 is 4479429992.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2999249741) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9377 + ... + 78015.

It is an arithmetic number, because the mean of its divisors is an integer number (290662944).

Almost surely, 2^2999249744 is an apocalyptic number.

It is an amenable number.

2999249744 is a deficient number, since it is larger than the sum of its proper divisors (2814009136).

2999249744 is a wasteful number, since it uses less digits than its factorization.

2999249744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71378 (or 71372 counting only the distinct ones).

The product of its digits is 11757312, while the sum is 59.

The square root of 2999249744 is about 54765.4064533442. The cubic root of 2999249744 is about 1442.1293317954.

The spelling of 2999249744 in words is "two billion, nine hundred ninety-nine million, two hundred forty-nine thousand, seven hundred forty-four".