16207694143 has 2 divisors, whose sum is σ = 16207694144. Its totient is φ = 16207694142.

The previous prime is 16207694093. The next prime is 16207694149. The reversal of 16207694143 is 34149670261.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16207694143 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16207694143.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16207694149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8103847071 + 8103847072.

It is an arithmetic number, because the mean of its divisors is an integer number (8103847072).

Almost surely, 2^16207694143 is an apocalyptic number.

16207694143 is a deficient number, since it is larger than the sum of its proper divisors (1).

16207694143 is an equidigital number, since it uses as much as digits as its factorization.

16207694143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 43.

The spelling of 16207694143 in words is "sixteen billion, two hundred seven million, six hundred ninety-four thousand, one hundred forty-three".