16995126657 has 8 divisors (see below), whose sum is σ = 22662857376. Its totient is φ = 11328740192.

The previous prime is 16995126611. The next prime is 16995126667. The reversal of 16995126657 is 75662159961.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16995126657 - 2¹⁰ = 16995125633 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16995126597 and 16995126606.

It is not an unprimeable number, because it can be changed into a prime (16995126667) 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 in 7 ways as a sum of consecutive naturals, for example, 306183 + ... + 357404.

It is an arithmetic number, because the mean of its divisors is an integer number (2832857172).

Almost surely, 2^16995126657 is an apocalyptic number.

It is an amenable number.

16995126657 is a deficient number, since it is larger than the sum of its proper divisors (5667730719).

16995126657 is an equidigital number, since it uses as much as digits as its factorization.

16995126657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 672127.

The product of its digits is 6123600, while the sum is 57.

The spelling of 16995126657 in words is "sixteen billion, nine hundred ninety-five million, one hundred twenty-six thousand, six hundred fifty-seven".