25250000200 has 24 divisors (see below), whose sum is σ = 58706250930. Its totient is φ = 10100000000.

The previous prime is 25250000197. The next prime is 25250000203. The reversal of 25250000200 is 200005252.

It is an interprime number because it is at equal distance from previous prime (25250000197) and next prime (25250000203).

It can be written as a sum of positive squares in 3 ways, for example, as 14430255876 + 10819744324 = 120126^2 + 104018^2 .

It is not an unprimeable number, because it can be changed into a prime (25250000203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 63124801 + ... + 63125200.

Almost surely, 2^25250000200 is an apocalyptic number.

25250000200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

25250000200 is an abundant number, since it is smaller than the sum of its proper divisors (33456250730).

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

25250000200 is a wasteful number, since it uses less digits than its factorization.

25250000200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126250017 (or 126250008 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 16.

Adding to 25250000200 its reverse (200005252), we get a palindrome (25450005452).

The spelling of 25250000200 in words is "twenty-five billion, two hundred fifty million, two hundred", and thus it is an aban number.