2643876976 has 20 divisors (see below), whose sum is σ = 5516551432. Its totient is φ = 1220250816.

The previous prime is 2643876953. The next prime is 2643877001. The reversal of 2643876976 is 6796783462.

2643876976 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2643876976.

It is a congruent number.

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, 6355266 + ... + 6355681.

Almost surely, 2^2643876976 is an apocalyptic number.

2643876976 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2643876976 is an abundant number, since it is smaller than the sum of its proper divisors (2872674456).

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

2643876976 is a wasteful number, since it uses less digits than its factorization.

2643876976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12710968 (or 12710962 counting only the distinct ones).

The product of its digits is 18289152, while the sum is 58.

The square root of 2643876976 is about 51418.6442450596. The cubic root of 2643876976 is about 1382.7608692543.

The spelling of 2643876976 in words is "two billion, six hundred forty-three million, eight hundred seventy-six thousand, nine hundred seventy-six".