252350621737 has 2 divisors, whose sum is σ = 252350621738. Its totient is φ = 252350621736.

The previous prime is 252350621683. The next prime is 252350621801. The reversal of 252350621737 is 737126053252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 250269072361 + 2081549376 = 500269^2 + 45624^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-252350621737 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 252350621693 and 252350621702.

It is not a weakly prime, because it can be changed into another prime (252300621737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126175310868 + 126175310869.

It is an arithmetic number, because the mean of its divisors is an integer number (126175310869).

Almost surely, 2^252350621737 is an apocalyptic number.

It is an amenable number.

252350621737 is a deficient number, since it is larger than the sum of its proper divisors (1).

252350621737 is an equidigital number, since it uses as much as digits as its factorization.

252350621737 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 529200, while the sum is 43.

Adding to 252350621737 its reverse (737126053252), we get a palindrome (989476674989).

The spelling of 252350621737 in words is "two hundred fifty-two billion, three hundred fifty million, six hundred twenty-one thousand, seven hundred thirty-seven".