2791822046256 has 40 divisors (see below), whose sum is σ = 8013563282160. Its totient is φ = 930607348608.

The previous prime is 2791822046249. The next prime is 2791822046291. The reversal of 2791822046256 is 6526402281972.

2791822046256 is a `hidden beast` number, since 2 + 7 + 9 + 1 + 8 + 2 + 2 + 0 + 4 + 625 + 6 = 666.

It is a super-2 number, since 2×2791822046256² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3231275085 + ... + 3231275948.

It is an arithmetic number, because the mean of its divisors is an integer number (200339082054).

Almost surely, 2^{2791822046256} is an apocalyptic number.

It is an amenable number.

2791822046256 is an abundant number, since it is smaller than the sum of its proper divisors (5221741235904).

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

2791822046256 is a wasteful number, since it uses less digits than its factorization.

2791822046256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6462551050 (or 6462551038 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 54.

The spelling of 2791822046256 in words is "two trillion, seven hundred ninety-one billion, eight hundred twenty-two million, forty-six thousand, two hundred fifty-six".