252110435236 has 81 divisors (see below), whose sum is σ = 502885931457. Its totient is φ = 110503488480.

The previous prime is 252110435197. The next prime is 252110435261. The reversal of 252110435236 is 632534011252.

The square root of 252110435236 is 502106.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 132200596836 + 119909838400 = 363594^2 + 346280^2 .

It is a Duffinian number.

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 26 ways as a sum of consecutive naturals, for example, 320343235 + ... + 320344021.

Almost surely, 2^252110435236 is an apocalyptic number.

252110435236 is the 502106-th square number.

It is an amenable number.

252110435236 is a deficient number, since it is larger than the sum of its proper divisors (250775496221).

252110435236 is an equidigital number, since it uses as much as digits as its factorization.

252110435236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1658 (or 829 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

Adding to 252110435236 its reverse (632534011252), we get a palindrome (884644446488).

The spelling of 252110435236 in words is "two hundred fifty-two billion, one hundred ten million, four hundred thirty-five thousand, two hundred thirty-six".