16168936799 has 2 divisors, whose sum is σ = 16168936800. Its totient is φ = 16168936798.

The previous prime is 16168936781. The next prime is 16168936829. The reversal of 16168936799 is 99763986161.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16168936799 - 2¹⁶ = 16168871263 is a prime.

It is a super-2 number, since 2×16168936799² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16168936709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8084468399 + 8084468400.

It is an arithmetic number, because the mean of its divisors is an integer number (8084468400).

Almost surely, 2^16168936799 is an apocalyptic number.

16168936799 is a deficient number, since it is larger than the sum of its proper divisors (1).

16168936799 is an equidigital number, since it uses as much as digits as its factorization.

16168936799 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26453952, while the sum is 65.

The spelling of 16168936799 in words is "sixteen billion, one hundred sixty-eight million, nine hundred thirty-six thousand, seven hundred ninety-nine".