25025252750 has 32 divisors (see below), whose sum is σ = 48462710400. Its totient is φ = 9664922400.

The previous prime is 25025252731. The next prime is 25025252783. The reversal of 25025252750 is 5725252052.

It is a self number, because there is not a number n which added to its sum of digits gives 25025252750.

It is a congruent number.

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, 1718630 + ... + 1733129.

It is an arithmetic number, because the mean of its divisors is an integer number (1514459700).

Almost surely, 2^25025252750 is an apocalyptic number.

25025252750 is a deficient number, since it is larger than the sum of its proper divisors (23437457650).

25025252750 is a wasteful number, since it uses less digits than its factorization.

25025252750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3451805 (or 3451795 counting only the distinct ones).

The product of its (nonzero) digits is 70000, while the sum is 35.

The spelling of 25025252750 in words is "twenty-five billion, twenty-five million, two hundred fifty-two thousand, seven hundred fifty".