252141357616 has 20 divisors (see below), whose sum is σ = 489833607472. Its totient is φ = 125732684736.

The previous prime is 252141357613. The next prime is 252141357653. The reversal of 252141357616 is 616753141252.

252141357616 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (252141357613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21118476 + ... + 21130411.

Almost surely, 2^252141357616 is an apocalyptic number.

It is an amenable number.

252141357616 is a deficient number, since it is larger than the sum of its proper divisors (237692249856).

252141357616 is a wasteful number, since it uses less digits than its factorization.

252141357616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42249268 (or 42249262 counting only the distinct ones).

The product of its digits is 302400, while the sum is 43.

Adding to 252141357616 its reverse (616753141252), we get a palindrome (868894498868).

The spelling of 252141357616 in words is "two hundred fifty-two billion, one hundred forty-one million, three hundred fifty-seven thousand, six hundred sixteen".