25560632046511 has 4 divisors (see below), whose sum is σ = 25589645250624. Its totient is φ = 25531618842400.

The previous prime is 25560632046431. The next prime is 25560632046539. The reversal of 25560632046511 is 11564023606552.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 25560632046511 - 2²³ = 25560623657903 is a prime.

It is a super-2 number, since 2×25560632046511² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25560632046011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14506600735 + ... + 14506602496.

It is an arithmetic number, because the mean of its divisors is an integer number (6397411312656).

Almost surely, 2^{25560632046511} is an apocalyptic number.

25560632046511 is a deficient number, since it is larger than the sum of its proper divisors (29013204113).

25560632046511 is an equidigital number, since it uses as much as digits as its factorization.

25560632046511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29013204112.

The product of its (nonzero) digits is 1296000, while the sum is 46.

The spelling of 25560632046511 in words is "twenty-five trillion, five hundred sixty billion, six hundred thirty-two million, forty-six thousand, five hundred eleven".