252144414042 has 16 divisors (see below), whose sum is σ = 506083453632. Its totient is φ = 83749033760.

The previous prime is 252144414031. The next prime is 252144414089. The reversal of 252144414042 is 240414441252.

It is a junction number, because it is equal to n+sod(n) for n = 252144413994 and 252144414012.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 74774238 + ... + 74777609.

It is an arithmetic number, because the mean of its divisors is an integer number (31630215852).

Almost surely, 2^252144414042 is an apocalyptic number.

252144414042 is an abundant number, since it is smaller than the sum of its proper divisors (253939039590).

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

252144414042 is a wasteful number, since it uses less digits than its factorization.

252144414042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149552133.

The product of its (nonzero) digits is 40960, while the sum is 33.

Adding to 252144414042 its reverse (240414441252), we get a palindrome (492558855294).

The spelling of 252144414042 in words is "two hundred fifty-two billion, one hundred forty-four million, four hundred fourteen thousand, forty-two".