25776906056 has 32 divisors (see below), whose sum is σ = 52753567680. Its totient is φ = 11710536000.

The previous prime is 25776906053. The next prime is 25776906059. The reversal of 25776906056 is 65060967752.

It is an interprime number because it is at equal distance from previous prime (25776906053) and next prime (25776906059).

It is a junction number, because it is equal to n+sod(n) for n = 25776905989 and 25776906007.

It is not an unprimeable number, because it can be changed into a prime (25776906053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90245 + ... + 244331.

It is an arithmetic number, because the mean of its divisors is an integer number (1648548990).

Almost surely, 2^25776906056 is an apocalyptic number.

It is an amenable number.

25776906056 is an abundant number, since it is smaller than the sum of its proper divisors (26976661624).

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

25776906056 is a wasteful number, since it uses less digits than its factorization.

25776906056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156005 (or 156001 counting only the distinct ones).

The product of its (nonzero) digits is 4762800, while the sum is 53.

The spelling of 25776906056 in words is "twenty-five billion, seven hundred seventy-six million, nine hundred six thousand, fifty-six".