252350621736 has 64 divisors (see below), whose sum is σ = 639626577600. Its totient is φ = 82950594048.

The previous prime is 252350621683. The next prime is 252350621737. The reversal of 252350621736 is 637126053252.

It is not an unprimeable number, because it can be changed into a prime (252350621737) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17980770 + ... + 17994798.

It is an arithmetic number, because the mean of its divisors is an integer number (9994165275).

Almost surely, 2^252350621736 is an apocalyptic number.

It is an amenable number.

252350621736 is an abundant number, since it is smaller than the sum of its proper divisors (387275955864).

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

252350621736 is a wasteful number, since it uses less digits than its factorization.

252350621736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24378 (or 24374 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 42.

Adding to 252350621736 its reverse (637126053252), we get a palindrome (889476674988).

The spelling of 252350621736 in words is "two hundred fifty-two billion, three hundred fifty million, six hundred twenty-one thousand, seven hundred thirty-six".