252143225115344 has 40 divisors (see below), whose sum is σ = 494826543419520. Its totient is φ = 124453775000448.

The previous prime is 252143225115343. The next prime is 252143225115361. The reversal of 252143225115344 is 443511522341252.

252143225115344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 252143225115295 and 252143225115304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252143225115343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 240801764 + ... + 241846595.

It is an arithmetic number, because the mean of its divisors is an integer number (12370663585488).

Almost surely, 2^{252143225115344} is an apocalyptic number.

It is an amenable number.

252143225115344 is a deficient number, since it is larger than the sum of its proper divisors (242683318304176).

252143225115344 is a wasteful number, since it uses less digits than its factorization.

252143225115344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482648787 (or 482648781 counting only the distinct ones).

The product of its digits is 1152000, while the sum is 44.

Adding to 252143225115344 its reverse (443511522341252), we get a palindrome (695654747456596).

The spelling of 252143225115344 in words is "two hundred fifty-two trillion, one hundred forty-three billion, two hundred twenty-five million, one hundred fifteen thousand, three hundred forty-four".