252423813212 has 24 divisors (see below), whose sum is σ = 456689853312. Its totient is φ = 121953470400.

The previous prime is 252423813167. The next prime is 252423813233. The reversal of 252423813212 is 212318324252.

252423813212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1477739 + ... + 1639682.

It is an arithmetic number, because the mean of its divisors is an integer number (19028743888).

Almost surely, 2^252423813212 is an apocalyptic number.

It is an amenable number.

252423813212 is a deficient number, since it is larger than the sum of its proper divisors (204266040100).

252423813212 is a wasteful number, since it uses less digits than its factorization.

252423813212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3118109 (or 3118107 counting only the distinct ones).

The product of its digits is 46080, while the sum is 35.

The spelling of 252423813212 in words is "two hundred fifty-two billion, four hundred twenty-three million, eight hundred thirteen thousand, two hundred twelve".