2791550992 has 20 divisors (see below), whose sum is σ = 5583102976. Its totient is φ = 1350750240.

The previous prime is 2791550987. The next prime is 2791551001. The reversal of 2791550992 is 2990551972.

2791550992 is an admirable 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, 2813568 + ... + 2814559.

Almost surely, 2^2791550992 is an apocalyptic number.

It is an amenable number.

2791550992 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2791550992 is a wasteful number, since it uses less digits than its factorization.

2791550992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5628166 (or 5628160 counting only the distinct ones).

The product of its (nonzero) digits is 510300, while the sum is 49.

The square root of 2791550992 is about 52835.1302827957. The cubic root of 2791550992 is about 1408.0406351263.

The spelling of 2791550992 in words is "two billion, seven hundred ninety-one million, five hundred fifty thousand, nine hundred ninety-two".