16963564139 has 2 divisors, whose sum is σ = 16963564140. Its totient is φ = 16963564138.

The previous prime is 16963564067. The next prime is 16963564151. The reversal of 16963564139 is 93146536961.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16963564139 - 2¹² = 16963560043 is a prime.

It is a super-2 number, since 2×16963564139² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (16963534139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8481782069 + 8481782070.

It is an arithmetic number, because the mean of its divisors is an integer number (8481782070).

Almost surely, 2^16963564139 is an apocalyptic number.

16963564139 is a deficient number, since it is larger than the sum of its proper divisors (1).

16963564139 is an equidigital number, since it uses as much as digits as its factorization.

16963564139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3149280, while the sum is 53.

The spelling of 16963564139 in words is "sixteen billion, nine hundred sixty-three million, five hundred sixty-four thousand, one hundred thirty-nine".