25052500528 has 40 divisors (see below), whose sum is σ = 53153312256. Its totient is φ = 11344180800.

The previous prime is 25052500523. The next prime is 25052500553. The reversal of 25052500528 is 82500525052.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 25052500493 and 25052500502.

It is not an unprimeable number, because it can be changed into a prime (25052500523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 224328 + ... + 316903.

Almost surely, 2^25052500528 is an apocalyptic number.

It is an amenable number.

25052500528 is an abundant number, since it is smaller than the sum of its proper divisors (28100811728).

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

25052500528 is a wasteful number, since it uses less digits than its factorization.

25052500528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 541513 (or 541507 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 34.

The spelling of 25052500528 in words is "twenty-five billion, fifty-two million, five hundred thousand, five hundred twenty-eight".