7933669638529 has 2 divisors, whose sum is σ = 7933669638530. Its totient is φ = 7933669638528.

The previous prime is 7933669638497. The next prime is 7933669638541. The reversal of 7933669638529 is 9258369663397.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6968121678400 + 965547960129 = 2639720^2 + 982623^2 .

It is a cyclic number.

It is not a de Polignac number, because 7933669638529 - 2⁵ = 7933669638497 is a prime.

It is a super-2 number, since 2×7933669638529² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (7933669638599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3966834819264 + 3966834819265.

It is an arithmetic number, because the mean of its divisors is an integer number (3966834819265).

Almost surely, 2^{7933669638529} is an apocalyptic number.

It is an amenable number.

7933669638529 is a deficient number, since it is larger than the sum of its proper divisors (1).

7933669638529 is an equidigital number, since it uses as much as digits as its factorization.

7933669638529 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2380855680, while the sum is 76.

The spelling of 7933669638529 in words is "seven trillion, nine hundred thirty-three billion, six hundred sixty-nine million, six hundred thirty-eight thousand, five hundred twenty-nine".