4449890079 has 24 divisors (see below), whose sum is σ = 6772262640. Its totient is φ = 2807820288.

The previous prime is 4449890077. The next prime is 4449890087. The reversal of 4449890079 is 9700989444.

It is a happy number.

It is not a de Polignac number, because 4449890079 - 2¹ = 4449890077 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4449890077) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 179359 + ... + 202655.

It is an arithmetic number, because the mean of its divisors is an integer number (282177610).

Almost surely, 2^4449890079 is an apocalyptic number.

4449890079 is a deficient number, since it is larger than the sum of its proper divisors (2322372561).

4449890079 is a wasteful number, since it uses less digits than its factorization.

4449890079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24439 (or 24436 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 54.

The square root of 4449890079 is about 66707.4964228159. The cubic root of 4449890079 is about 1644.8126133006.

The spelling of 4449890079 in words is "four billion, four hundred forty-nine million, eight hundred ninety thousand, seventy-nine".