25253605711 has 4 divisors (see below), whose sum is σ = 26351588592. Its totient is φ = 24155622832.

The previous prime is 25253605697. The next prime is 25253605753. The reversal of 25253605711 is 11750635252.

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 25253605711 - 2⁷ = 25253605583 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 (25253605771) 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, 548991406 + ... + 548991451.

It is an arithmetic number, because the mean of its divisors is an integer number (6587897148).

Almost surely, 2^25253605711 is an apocalyptic number.

25253605711 is a deficient number, since it is larger than the sum of its proper divisors (1097982881).

25253605711 is a wasteful number, since it uses less digits than its factorization.

25253605711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1097982880.

The product of its (nonzero) digits is 63000, while the sum is 37.

The spelling of 25253605711 in words is "twenty-five billion, two hundred fifty-three million, six hundred five thousand, seven hundred eleven".