252626338812 has 12 divisors (see below), whose sum is σ = 589461457256. Its totient is φ = 84208779600.

The previous prime is 252626338793. The next prime is 252626338813. The reversal of 252626338812 is 218833626252.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252626338813) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10526097439 + ... + 10526097462.

Almost surely, 2^252626338812 is an apocalyptic number.

It is an amenable number.

252626338812 is an abundant number, since it is smaller than the sum of its proper divisors (336835118444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

252626338812 is a wasteful number, since it uses less digits than its factorization.

252626338812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21052194908 (or 21052194906 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 48.

The spelling of 252626338812 in words is "two hundred fifty-two billion, six hundred twenty-six million, three hundred thirty-eight thousand, eight hundred twelve".