25027622452 has 12 divisors (see below), whose sum is σ = 50055244960. Its totient is φ = 10726123896.

The previous prime is 25027622441. The next prime is 25027622461. The reversal of 25027622452 is 25422672052.

25027622452 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 446921802 + ... + 446921857.

Almost surely, 2^25027622452 is an apocalyptic number.

It is an amenable number.

25027622452 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25027622452 is a wasteful number, since it uses less digits than its factorization.

25027622452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 893843670 (or 893843668 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 37.

The spelling of 25027622452 in words is "twenty-five billion, twenty-seven million, six hundred twenty-two thousand, four hundred fifty-two".