25273702456 has 32 divisors (see below), whose sum is σ = 47999708640. Its totient is φ = 12474557568.

The previous prime is 25273702453. The next prime is 25273702457. The reversal of 25273702456 is 65420737252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25273702453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 212830 + ... + 309586.

It is an arithmetic number, because the mean of its divisors is an integer number (1499990895).

Almost surely, 2^25273702456 is an apocalyptic number.

It is an amenable number.

25273702456 is a deficient number, since it is larger than the sum of its proper divisors (22726006184).

25273702456 is a wasteful number, since it uses less digits than its factorization.

25273702456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97183 (or 97179 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 43.

The spelling of 25273702456 in words is "twenty-five billion, two hundred seventy-three million, seven hundred two thousand, four hundred fifty-six".