2799949902 has 64 divisors (see below), whose sum is σ = 5854464000. Its totient is φ = 891985248.

The previous prime is 2799949891. The next prime is 2799949903. The reversal of 2799949902 is 2099499972.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2799949903) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 6377799 + ... + 6378237.

It is an arithmetic number, because the mean of its divisors is an integer number (91476000).

Almost surely, 2^2799949902 is an apocalyptic number.

2799949902 is an abundant number, since it is smaller than the sum of its proper divisors (3054514098).

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

2799949902 is a wasteful number, since it uses less digits than its factorization.

2799949902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 965.

The product of its (nonzero) digits is 6613488, while the sum is 60.

The square root of 2799949902 is about 52914.5528375701. The cubic root of 2799949902 is about 1409.4513402778.

The spelling of 2799949902 in words is "two billion, seven hundred ninety-nine million, nine hundred forty-nine thousand, nine hundred two".