2678491976 has 16 divisors (see below), whose sum is σ = 5061719040. Its totient is φ = 1328700240.

The previous prime is 2678491961. The next prime is 2678491987. The reversal of 2678491976 is 6791948762.

2678491976 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 1317140 + ... + 1319171.

It is an arithmetic number, because the mean of its divisors is an integer number (316357440).

Almost surely, 2^2678491976 is an apocalyptic number.

It is an amenable number.

2678491976 is a deficient number, since it is larger than the sum of its proper divisors (2383227064).

2678491976 is a wasteful number, since it uses less digits than its factorization.

2678491976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2636444 (or 2636440 counting only the distinct ones).

The product of its digits is 9144576, while the sum is 59.

The square root of 2678491976 is about 51754.1493602204. The cubic root of 2678491976 is about 1388.7693290869.

The spelling of 2678491976 in words is "two billion, six hundred seventy-eight million, four hundred ninety-one thousand, nine hundred seventy-six".