2789957008 has 20 divisors (see below), whose sum is σ = 5435745840. Its totient is φ = 1387183904.

The previous prime is 2789956993. The next prime is 2789957029. The reversal of 2789957008 is 8007599872.

It is a self number, because there is not a number n which added to its sum of digits gives 2789957008.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 484210 + ... + 489937.

It is an arithmetic number, because the mean of its divisors is an integer number (271787292).

Almost surely, 2^2789957008 is an apocalyptic number.

It is an amenable number.

2789957008 is a deficient number, since it is larger than the sum of its proper divisors (2645788832).

2789957008 is a wasteful number, since it uses less digits than its factorization.

2789957008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 974334 (or 974328 counting only the distinct ones).

The product of its (nonzero) digits is 2540160, while the sum is 55.

The square root of 2789957008 is about 52820.0436198230. The cubic root of 2789957008 is about 1407.7725856237.

The spelling of 2789957008 in words is "two billion, seven hundred eighty-nine million, nine hundred fifty-seven thousand, eight".