252602430625 has 20 divisors (see below), whose sum is σ = 329376015936. Its totient is φ = 193295762000.

The previous prime is 252602430607. The next prime is 252602430631. The reversal of 252602430625 is 526034206252.

It is not a de Polignac number, because 252602430625 - 2¹¹ = 252602428577 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 8771797 + ... + 8800546.

Almost surely, 2^252602430625 is an apocalyptic number.

252602430625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

252602430625 is a deficient number, since it is larger than the sum of its proper divisors (76773585311).

252602430625 is an equidigital number, since it uses as much as digits as its factorization.

252602430625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17572386 (or 17572371 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 37.

Adding to 252602430625 its reverse (526034206252), we get a palindrome (778636636877).

The spelling of 252602430625 in words is "two hundred fifty-two billion, six hundred two million, four hundred thirty thousand, six hundred twenty-five".