250010409625 has 16 divisors (see below), whose sum is σ = 316407551616. Its totient is φ = 197191302000.

The previous prime is 250010409581. The next prime is 250010409731. The reversal of 250010409625 is 526904010052.

It is a happy number.

It is not a de Polignac number, because 250010409625 - 2³¹ = 247862925977 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14076219 + ... + 14093968.

It is an arithmetic number, because the mean of its divisors is an integer number (19775471976).

Almost surely, 2^250010409625 is an apocalyptic number.

250010409625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

250010409625 is a deficient number, since it is larger than the sum of its proper divisors (66397141991).

250010409625 is an equidigital number, since it uses as much as digits as its factorization.

250010409625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28170273 (or 28170263 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 34.

Adding to 250010409625 its reverse (526904010052), we get a palindrome (776914419677).

The spelling of 250010409625 in words is "two hundred fifty billion, ten million, four hundred nine thousand, six hundred twenty-five".