2399791044 has 48 divisors (see below), whose sum is σ = 6418850816. Its totient is φ = 683575200.

The previous prime is 2399791039. The next prime is 2399791061. The reversal of 2399791044 is 4401979932.

It is a happy number.

2399791044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2399790984 and 2399791002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15352 + ... + 70959.

Almost surely, 2^2399791044 is an apocalyptic number.

It is an amenable number.

2399791044 is an abundant number, since it is smaller than the sum of its proper divisors (4019059772).

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

2399791044 is a wasteful number, since it uses less digits than its factorization.

2399791044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86656 (or 86654 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 48.

The square root of 2399791044 is about 48987.6621609972. The cubic root of 2399791044 is about 1338.8270429167.

The spelling of 2399791044 in words is "two billion, three hundred ninety-nine million, seven hundred ninety-one thousand, forty-four".