755971313179609 has 2 divisors, whose sum is σ = 755971313179610. Its totient is φ = 755971313179608.

The previous prime is 755971313179561. The next prime is 755971313179619. The reversal of 755971313179609 is 906971313179557.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 724374323125209 + 31596990054400 = 26914203^2 + 5621120^2 .

It is a cyclic number.

It is not a de Polignac number, because 755971313179609 - 2²⁹ = 755970776308697 is a prime.

It is not a weakly prime, because it can be changed into another prime (755971313179619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 377985656589804 + 377985656589805.

It is an arithmetic number, because the mean of its divisors is an integer number (377985656589805).

Almost surely, 2^{755971313179609} is an apocalyptic number.

It is an amenable number.

755971313179609 is a deficient number, since it is larger than the sum of its proper divisors (1).

755971313179609 is an equidigital number, since it uses as much as digits as its factorization.

755971313179609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 337563450, while the sum is 73.

The spelling of 755971313179609 in words is "seven hundred fifty-five trillion, nine hundred seventy-one billion, three hundred thirteen million, one hundred seventy-nine thousand, six hundred nine".