15680137343593 has 2 divisors, whose sum is σ = 15680137343594. Its totient is φ = 15680137343592.

The previous prime is 15680137343579. The next prime is 15680137343599. The reversal of 15680137343593 is 39534373108651.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10763438669824 + 4916698673769 = 3280768^2 + 2217363^2 .

It is a cyclic number.

It is not a de Polignac number, because 15680137343593 - 2²⁹ = 15679600472681 is a prime.

It is a super-2 number, since 2×15680137343593² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (15680137343599) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7840068671796 + 7840068671797.

It is an arithmetic number, because the mean of its divisors is an integer number (7840068671797).

Almost surely, 2^{15680137343593} is an apocalyptic number.

It is an amenable number.

15680137343593 is a deficient number, since it is larger than the sum of its proper divisors (1).

15680137343593 is an equidigital number, since it uses as much as digits as its factorization.

15680137343593 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24494400, while the sum is 58.

The spelling of 15680137343593 in words is "fifteen trillion, six hundred eighty billion, one hundred thirty-seven million, three hundred forty-three thousand, five hundred ninety-three".