26056564308705 has 96 divisors (see below), whose sum is σ = 48703205819520. Its totient is φ = 11861008588800.

The previous prime is 26056564308701. The next prime is 26056564308707. The reversal of 26056564308705 is 50780346565062.

It is not a de Polignac number, because 26056564308705 - 2² = 26056564308701 is a prime.

It is not an unprimeable number, because it can be changed into a prime (26056564308701) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 325915626 + ... + 325995564.

It is an arithmetic number, because the mean of its divisors is an integer number (507325060620).

Almost surely, 2^{26056564308705} is an apocalyptic number.

It is an amenable number.

26056564308705 is a deficient number, since it is larger than the sum of its proper divisors (22646641510815).

26056564308705 is a wasteful number, since it uses less digits than its factorization.

26056564308705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81839 (or 81832 counting only the distinct ones).

The product of its (nonzero) digits is 36288000, while the sum is 57.

The spelling of 26056564308705 in words is "twenty-six trillion, fifty-six billion, five hundred sixty-four million, three hundred eight thousand, seven hundred five".