16995126667 has 2 divisors, whose sum is σ = 16995126668. Its totient is φ = 16995126666.

The previous prime is 16995126611. The next prime is 16995126749. The reversal of 16995126667 is 76662159961.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (76662159961) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16995126667 is a prime.

It is not a weakly prime, because it can be changed into another prime (16995124667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8497563333 + 8497563334.

It is an arithmetic number, because the mean of its divisors is an integer number (8497563334).

Almost surely, 2^16995126667 is an apocalyptic number.

16995126667 is a deficient number, since it is larger than the sum of its proper divisors (1).

16995126667 is an equidigital number, since it uses as much as digits as its factorization.

16995126667 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7348320, while the sum is 58.

The spelling of 16995126667 in words is "sixteen billion, nine hundred ninety-five million, one hundred twenty-six thousand, six hundred sixty-seven".