2651162056256 has 56 divisors (see below), whose sum is σ = 6019763180160. Its totient is φ = 1134831578112.

The previous prime is 2651162056237. The next prime is 2651162056267. The reversal of 2651162056256 is 6526502611562.

It is a tau number, because it is divible by the number of its divisors (56).

It is a self number, because there is not a number n which added to its sum of digits gives 2651162056256.

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, 3226541 + ... + 3963948.

Almost surely, 2^{2651162056256} is an apocalyptic number.

It is an amenable number.

2651162056256 is an abundant number, since it is smaller than the sum of its proper divisors (3368601123904).

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

2651162056256 is an equidigital number, since it uses as much as digits as its factorization.

2651162056256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7191331 (or 7191321 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 47.

The spelling of 2651162056256 in words is "two trillion, six hundred fifty-one billion, one hundred sixty-two million, fifty-six thousand, two hundred fifty-six".