26252512925 has 12 divisors (see below), whose sum is σ = 32645345460. Its totient is φ = 20942507520.

The previous prime is 26252512889. The next prime is 26252512963. The reversal of 26252512925 is 52921525262.

It can be written as a sum of positive squares in 6 ways, for example, as 6927898756 + 19324614169 = 83234^2 + 139013^2 .

It is not a de Polignac number, because 26252512925 - 2⁸ = 26252512669 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1478570 + ... + 1496219.

It is an arithmetic number, because the mean of its divisors is an integer number (2720445455).

Almost surely, 2^26252512925 is an apocalyptic number.

26252512925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

26252512925 is a deficient number, since it is larger than the sum of its proper divisors (6392832535).

26252512925 is a wasteful number, since it uses less digits than its factorization.

26252512925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2975152 (or 2975147 counting only the distinct ones).

The product of its digits is 216000, while the sum is 41.

The spelling of 26252512925 in words is "twenty-six billion, two hundred fifty-two million, five hundred twelve thousand, nine hundred twenty-five".