2049914879 has 2 divisors, whose sum is σ = 2049914880. Its totient is φ = 2049914878.

The previous prime is 2049914869. The next prime is 2049914903. The reversal of 2049914879 is 9784199402.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2049914879 is a prime.

It is a super-2 number, since 2×2049914879² = 8404302022291169282, which contains 22 as substring.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2049914879.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2049914809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1024957439 + 1024957440.

It is an arithmetic number, because the mean of its divisors is an integer number (1024957440).

Almost surely, 2^2049914879 is an apocalyptic number.

2049914879 is a deficient number, since it is larger than the sum of its proper divisors (1).

2049914879 is an equidigital number, since it uses as much as digits as its factorization.

2049914879 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1306368, while the sum is 53.

The square root of 2049914879 is about 45275.9856767360. The cubic root of 2049914879 is about 1270.3165100725.

The spelling of 2049914879 in words is "two billion, forty-nine million, nine hundred fourteen thousand, eight hundred seventy-nine".