25461422254 has 4 divisors (see below), whose sum is σ = 38192133384. Its totient is φ = 12730711126.

The previous prime is 25461422249. The next prime is 25461422267. The reversal of 25461422254 is 45222416452.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6365355562 + ... + 6365355565.

It is an arithmetic number, because the mean of its divisors is an integer number (9548033346).

Almost surely, 2^25461422254 is an apocalyptic number.

25461422254 is a deficient number, since it is larger than the sum of its proper divisors (12730711130).

25461422254 is a wasteful number, since it uses less digits than its factorization.

25461422254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12730711129.

The product of its digits is 153600, while the sum is 37.

The spelling of 25461422254 in words is "twenty-five billion, four hundred sixty-one million, four hundred twenty-two thousand, two hundred fifty-four".