25000165252 has 48 divisors (see below), whose sum is σ = 47099646720. Its totient is φ = 11568960000.

The previous prime is 25000165231. The next prime is 25000165277. The reversal of 25000165252 is 25256100052.

It is a self number, because there is not a number n which added to its sum of digits gives 25000165252.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1339102 + ... + 1357642.

It is an arithmetic number, because the mean of its divisors is an integer number (981242640).

Almost surely, 2^25000165252 is an apocalyptic number.

It is an amenable number.

25000165252 is a deficient number, since it is larger than the sum of its proper divisors (22099481468).

25000165252 is a wasteful number, since it uses less digits than its factorization.

25000165252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18892 (or 18890 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 28.

The spelling of 25000165252 in words is "twenty-five billion, one hundred sixty-five thousand, two hundred fifty-two".