26625126812717 has 4 divisors (see below), whose sum is σ = 26665529130240. Its totient is φ = 26584724495196.

The previous prime is 26625126812707. The next prime is 26625126812863. The reversal of 26625126812717 is 71721862152662.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26625126812717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26625126812707) 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, 20201157773 + ... + 20201159090.

It is an arithmetic number, because the mean of its divisors is an integer number (6666382282560).

Almost surely, 2^{26625126812717} is an apocalyptic number.

It is an amenable number.

26625126812717 is a deficient number, since it is larger than the sum of its proper divisors (40402317523).

26625126812717 is an equidigital number, since it uses as much as digits as its factorization.

26625126812717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40402317522.

The product of its digits is 6773760, while the sum is 56.

The spelling of 26625126812717 in words is "twenty-six trillion, six hundred twenty-five billion, one hundred twenty-six million, eight hundred twelve thousand, seven hundred seventeen".