2791260876798 has 64 divisors (see below), whose sum is σ = 6497915904000. Its totient is φ = 886965442272.

The previous prime is 2791260876787. The next prime is 2791260876823. The reversal of 2791260876798 is 8976780621972.

2791260876798 is a `hidden beast` number, since 2 + 7 + 9 + 1 + 2 + 608 + 7 + 6 + 7 + 9 + 8 = 666.

It is a super-2 number, since 2×2791260876798² (a number of 26 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11157390 + ... + 11404817.

It is an arithmetic number, because the mean of its divisors is an integer number (101529936000).

Almost surely, 2^{2791260876798} is an apocalyptic number.

2791260876798 is an abundant number, since it is smaller than the sum of its proper divisors (3706655027202).

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

2791260876798 is a wasteful number, since it uses less digits than its factorization.

2791260876798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22562326 (or 22562320 counting only the distinct ones).

The product of its (nonzero) digits is 256048128, while the sum is 72.

The spelling of 2791260876798 in words is "two trillion, seven hundred ninety-one billion, two hundred sixty million, eight hundred seventy-six thousand, seven hundred ninety-eight".