26413751725 has 12 divisors (see below), whose sum is σ = 33882468660. Its totient is φ = 20402345600.

The previous prime is 26413751687. The next prime is 26413751753. The reversal of 26413751725 is 52715731462.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 188540361 + 26225211364 = 13731^2 + 161942^2 .

It is not a de Polignac number, because 26413751725 - 2⁷ = 26413751597 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18215656 + ... + 18217105.

It is an arithmetic number, because the mean of its divisors is an integer number (2823539055).

Almost surely, 2^26413751725 is an apocalyptic number.

26413751725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

26413751725 is a deficient number, since it is larger than the sum of its proper divisors (7468716935).

26413751725 is a wasteful number, since it uses less digits than its factorization.

26413751725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36432800 (or 36432795 counting only the distinct ones).

The product of its digits is 352800, while the sum is 43.

The spelling of 26413751725 in words is "twenty-six billion, four hundred thirteen million, seven hundred fifty-one thousand, seven hundred twenty-five".