252240143132 has 12 divisors (see below), whose sum is σ = 450812171040. Its totient is φ = 123436665696.

The previous prime is 252240143119. The next prime is 252240143147. The reversal of 252240143132 is 231341042252.

It is a junction number, because it is equal to n+sod(n) for n = 252240143095 and 252240143104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 670851257 + ... + 670851632.

It is an arithmetic number, because the mean of its divisors is an integer number (37567680920).

Almost surely, 2^252240143132 is an apocalyptic number.

It is an amenable number.

252240143132 is a deficient number, since it is larger than the sum of its proper divisors (198572027908).

252240143132 is a wasteful number, since it uses less digits than its factorization.

252240143132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1341702940 (or 1341702938 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 252240143132 its reverse (231341042252), we get a palindrome (483581185384).

The spelling of 252240143132 in words is "two hundred fifty-two billion, two hundred forty million, one hundred forty-three thousand, one hundred thirty-two".