2792797657992 has 480 divisors, whose sum is σ = 8755175278080. Its totient is φ = 828002165760.

The previous prime is 2792797657973. The next prime is 2792797658039. The reversal of 2792797657992 is 2997567972972.

2792797657992 is a `hidden beast` number, since 279 + 279 + 7 + 6 + 5 + 79 + 9 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (81).

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 631423893 + ... + 631428315.

It is an arithmetic number, because the mean of its divisors is an integer number (18239948496).

Almost surely, 2^{2792797657992} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2792797657992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4377587639040).

2792797657992 is an abundant number, since it is smaller than the sum of its proper divisors (5962377620088).

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

2792797657992 is a wasteful number, since it uses less digits than its factorization.

2792797657992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4575 (or 4519 counting only the distinct ones).

The product of its digits is 3780710640, while the sum is 81.

The spelling of 2792797657992 in words is "two trillion, seven hundred ninety-two billion, seven hundred ninety-seven million, six hundred fifty-seven thousand, nine hundred ninety-two".