250550500025 has 24 divisors (see below), whose sum is σ = 361765220544. Its totient is φ = 168564427200.

The previous prime is 250550500003. The next prime is 250550500049. The reversal of 250550500025 is 520005055052.

It is a happy number.

It is not a de Polignac number, because 250550500025 - 2⁸ = 250550499769 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13497491 + ... + 13516040.

It is an arithmetic number, because the mean of its divisors is an integer number (15073550856).

Almost surely, 2^250550500025 is an apocalyptic number.

250550500025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

250550500025 is a deficient number, since it is larger than the sum of its proper divisors (111214720519).

250550500025 is a wasteful number, since it uses less digits than its factorization.

250550500025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27013601 (or 27013596 counting only the distinct ones).

The product of its (nonzero) digits is 12500, while the sum is 29.

Adding to 250550500025 its reverse (520005055052), we get a palindrome (770555555077).

The spelling of 250550500025 in words is "two hundred fifty billion, five hundred fifty million, five hundred thousand, twenty-five".