252144503412 has 48 divisors (see below), whose sum is σ = 595623712320. Its totient is φ = 83009380608.

The previous prime is 252144503371. The next prime is 252144503419. The reversal of 252144503412 is 214305441252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252144503419) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 809358 + ... + 1076730.

It is an arithmetic number, because the mean of its divisors is an integer number (12408827340).

Almost surely, 2^252144503412 is an apocalyptic number.

It is an amenable number.

252144503412 is an abundant number, since it is smaller than the sum of its proper divisors (343479208908).

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

252144503412 is a wasteful number, since it uses less digits than its factorization.

252144503412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268352 (or 268350 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 33.

Adding to 252144503412 its reverse (214305441252), we get a palindrome (466449944664).

The spelling of 252144503412 in words is "two hundred fifty-two billion, one hundred forty-four million, five hundred three thousand, four hundred twelve".