25183838252 has 24 divisors (see below), whose sum is σ = 44514392832. Its totient is φ = 12465522000.

The previous prime is 25183838231. The next prime is 25183838263. The reversal of 25183838252 is 25283838152.

It is a junction number, because it is equal to n+sod(n) for n = 25183838197 and 25183838206.

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, 1504127 + ... + 1520777.

It is an arithmetic number, because the mean of its divisors is an integer number (1854766368).

Almost surely, 2^25183838252 is an apocalyptic number.

It is an amenable number.

25183838252 is a deficient number, since it is larger than the sum of its proper divisors (19330554580).

25183838252 is a wasteful number, since it uses less digits than its factorization.

25183838252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20429 (or 20427 counting only the distinct ones).

The product of its digits is 921600, while the sum is 47.

The spelling of 25183838252 in words is "twenty-five billion, one hundred eighty-three million, eight hundred thirty-eight thousand, two hundred fifty-two".