15680882663 has 2 divisors, whose sum is σ = 15680882664. Its totient is φ = 15680882662.

The previous prime is 15680882641. The next prime is 15680882669. The reversal of 15680882663 is 36628808651.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 15680882663 - 2²⁰ = 15679834087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15680882669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7840441331 + 7840441332.

It is an arithmetic number, because the mean of its divisors is an integer number (7840441332).

Almost surely, 2^15680882663 is an apocalyptic number.

15680882663 is a deficient number, since it is larger than the sum of its proper divisors (1).

15680882663 is an equidigital number, since it uses as much as digits as its factorization.

15680882663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3317760, while the sum is 53.

It can be divided in two parts, 1568088 and 2663, that added together give a palindrome (1570751).

The spelling of 15680882663 in words is "fifteen billion, six hundred eighty million, eight hundred eighty-two thousand, six hundred sixty-three".