25275025528 has 16 divisors (see below), whose sum is σ = 47990556000. Its totient is φ = 12477543936.

The previous prime is 25275025463. The next prime is 25275025537. The reversal of 25275025528 is 82552057252.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19995433 + ... + 19996696.

It is an arithmetic number, because the mean of its divisors is an integer number (2999409750).

Almost surely, 2^25275025528 is an apocalyptic number.

It is an amenable number.

25275025528 is a deficient number, since it is larger than the sum of its proper divisors (22715530472).

25275025528 is a wasteful number, since it uses less digits than its factorization.

25275025528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39992214 (or 39992210 counting only the distinct ones).

The product of its (nonzero) digits is 560000, while the sum is 43.

The spelling of 25275025528 in words is "twenty-five billion, two hundred seventy-five million, twenty-five thousand, five hundred twenty-eight".