2793779956 has 24 divisors (see below), whose sum is σ = 5341704480. Its totient is φ = 1267965600.

The previous prime is 2793779927. The next prime is 2793779987. The reversal of 2793779956 is 6599773972.

It is a happy number.

2793779956 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18946 + ... + 77113.

It is an arithmetic number, because the mean of its divisors is an integer number (222571020).

Almost surely, 2^2793779956 is an apocalyptic number.

It is an amenable number.

2793779956 is a deficient number, since it is larger than the sum of its proper divisors (2547924524).

2793779956 is a wasteful number, since it uses less digits than its factorization.

2793779956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96735 (or 96733 counting only the distinct ones).

The product of its digits is 45008460, while the sum is 64.

The square root of 2793779956 is about 52856.2196529415. The cubic root of 2793779956 is about 1408.4152938665.

The spelling of 2793779956 in words is "two billion, seven hundred ninety-three million, seven hundred seventy-nine thousand, nine hundred fifty-six".