32648777966639 has 2 divisors, whose sum is σ = 32648777966640. Its totient is φ = 32648777966638.

The previous prime is 32648777966573. The next prime is 32648777966647. The reversal of 32648777966639 is 93666977784623.

It is a strong prime.

It is an emirp because it is prime and its reverse (93666977784623) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 32648777966639 - 2²⁰ = 32648776918063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32648777966669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16324388983319 + 16324388983320.

It is an arithmetic number, because the mean of its divisors is an integer number (16324388983320).

Almost surely, 2^{32648777966639} is an apocalyptic number.

32648777966639 is a deficient number, since it is larger than the sum of its proper divisors (1).

32648777966639 is an equidigital number, since it uses as much as digits as its factorization.

32648777966639 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20739898368, while the sum is 83.

The spelling of 32648777966639 in words is "thirty-two trillion, six hundred forty-eight billion, seven hundred seventy-seven million, nine hundred sixty-six thousand, six hundred thirty-nine".