56266066265 has 16 divisors (see below), whose sum is σ = 68235042816. Its totient is φ = 44536296000.

The previous prime is 56266066253. The next prime is 56266066291.

56266066265 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 56266066265 - 2¹⁴ = 56266049881 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 704984 + ... + 780726.

It is an arithmetic number, because the mean of its divisors is an integer number (4264690176).

Almost surely, 2^56266066265 is an apocalyptic number.

It is an amenable number.

56266066265 is a deficient number, since it is larger than the sum of its proper divisors (11968976551).

56266066265 is a wasteful number, since it uses less digits than its factorization.

56266066265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77320.

The product of its (nonzero) digits is 4665600, while the sum is 50.

The spelling of 56266066265 in words is "fifty-six billion, two hundred sixty-six million, sixty-six thousand, two hundred sixty-five".