25225652252 has 48 divisors (see below), whose sum is σ = 47343744000. Its totient is φ = 11724637824.

The previous prime is 25225652209. The next prime is 25225652279.

25225652252 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (38).

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, 2546453 + ... + 2556339.

It is an arithmetic number, because the mean of its divisors is an integer number (986328000).

Almost surely, 2^25225652252 is an apocalyptic number.

It is an amenable number.

25225652252 is a deficient number, since it is larger than the sum of its proper divisors (22118091748).

25225652252 is a wasteful number, since it uses less digits than its factorization.

25225652252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10538 (or 10536 counting only the distinct ones).

The product of its digits is 240000, while the sum is 38.

The spelling of 25225652252 in words is "twenty-five billion, two hundred twenty-five million, six hundred fifty-two thousand, two hundred fifty-two".