16969505159 has 2 divisors, whose sum is σ = 16969505160. Its totient is φ = 16969505158.

The previous prime is 16969505143. The next prime is 16969505173. The reversal of 16969505159 is 95150596961.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16969505159 - 2⁴ = 16969505143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16969525159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8484752579 + 8484752580.

It is an arithmetic number, because the mean of its divisors is an integer number (8484752580).

Almost surely, 2^16969505159 is an apocalyptic number.

16969505159 is a deficient number, since it is larger than the sum of its proper divisors (1).

16969505159 is an equidigital number, since it uses as much as digits as its factorization.

16969505159 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3280500, while the sum is 56.

The spelling of 16969505159 in words is "sixteen billion, nine hundred sixty-nine million, five hundred five thousand, one hundred fifty-nine".