252404562212 has 24 divisors (see below), whose sum is σ = 497407233792. Its totient is φ = 111028399200.

The previous prime is 252404562209. The next prime is 252404562227. The reversal of 252404562212 is 212265404252.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92522303 + ... + 92525030.

It is an arithmetic number, because the mean of its divisors is an integer number (20725301408).

Almost surely, 2^252404562212 is an apocalyptic number.

252404562212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

252404562212 is a deficient number, since it is larger than the sum of its proper divisors (245002671580).

252404562212 is a wasteful number, since it uses less digits than its factorization.

252404562212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185047379 (or 185047377 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 35.

Adding to 252404562212 its reverse (212265404252), we get a palindrome (464669966464).

The spelling of 252404562212 in words is "two hundred fifty-two billion, four hundred four million, five hundred sixty-two thousand, two hundred twelve".