25126252765145 has 32 divisors (see below), whose sum is σ = 34488596313600. Its totient is φ = 17214566777856.

The previous prime is 25126252765139. The next prime is 25126252765151. The reversal of 25126252765145 is 54156725262152.

It is an interprime number because it is at equal distance from previous prime (25126252765139) and next prime (25126252765151).

It is not a de Polignac number, because 25126252765145 - 2¹⁰ = 25126252764121 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 334012577 + ... + 334087793.

It is an arithmetic number, because the mean of its divisors is an integer number (1077768634800).

Almost surely, 2^{25126252765145} is an apocalyptic number.

It is an amenable number.

25126252765145 is a deficient number, since it is larger than the sum of its proper divisors (9362343548455).

25126252765145 is a wasteful number, since it uses less digits than its factorization.

25126252765145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83337.

The product of its digits is 10080000, while the sum is 53.

The spelling of 25126252765145 in words is "twenty-five trillion, one hundred twenty-six billion, two hundred fifty-two million, seven hundred sixty-five thousand, one hundred forty-five".