25053521352 has 32 divisors (see below), whose sum is σ = 62855141280. Its totient is φ = 8321662080.

The previous prime is 25053521329. The next prime is 25053521387. The reversal of 25053521352 is 25312535052.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1837549 + ... + 1851132.

It is an arithmetic number, because the mean of its divisors is an integer number (1964223165).

Almost surely, 2^25053521352 is an apocalyptic number.

It is an amenable number.

25053521352 is an abundant number, since it is smaller than the sum of its proper divisors (37801619928).

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

25053521352 is a wasteful number, since it uses less digits than its factorization.

25053521352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3688973 (or 3688969 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 33.

The spelling of 25053521352 in words is "twenty-five billion, fifty-three million, five hundred twenty-one thousand, three hundred fifty-two".