7697321260511 has 2 divisors, whose sum is σ = 7697321260512. Its totient is φ = 7697321260510.

The previous prime is 7697321260501. The next prime is 7697321260591. The reversal of 7697321260511 is 1150621237967.

It is a weak prime.

It is an emirp because it is prime and its reverse (1150621237967) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7697321260511 is a prime.

It is a super-2 number, since 2×7697321260511² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 7697321260511.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7697321260501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3848660630255 + 3848660630256.

It is an arithmetic number, because the mean of its divisors is an integer number (3848660630256).

Almost surely, 2^{7697321260511} is an apocalyptic number.

7697321260511 is a deficient number, since it is larger than the sum of its proper divisors (1).

7697321260511 is an equidigital number, since it uses as much as digits as its factorization.

7697321260511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 952560, while the sum is 50.

The spelling of 7697321260511 in words is "seven trillion, six hundred ninety-seven billion, three hundred twenty-one million, two hundred sixty thousand, five hundred eleven".