25052775250 has 16 divisors (see below), whose sum is σ = 46898795736. Its totient is φ = 10021110000.

The previous prime is 25052775247. The next prime is 25052775289. The reversal of 25052775250 is 5257725052.

It can be written as a sum of positive squares in 4 ways, for example, as 1662437529 + 23390337721 = 40773^2 + 152939^2 .

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, 50105301 + ... + 50105800.

Almost surely, 2^25052775250 is an apocalyptic number.

25052775250 is a deficient number, since it is larger than the sum of its proper divisors (21846020486).

25052775250 is a wasteful number, since it uses less digits than its factorization.

25052775250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100211118 (or 100211108 counting only the distinct ones).

The product of its (nonzero) digits is 245000, while the sum is 40.

The spelling of 25052775250 in words is "twenty-five billion, fifty-two million, seven hundred seventy-five thousand, two hundred fifty".