16699333081 has 8 divisors (see below), whose sum is σ = 16875526304. Its totient is φ = 16523222400.

The previous prime is 16699333061. The next prime is 16699333109. The reversal of 16699333081 is 18033399661.

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 16699333081 - 2¹⁵ = 16699300313 is a prime.

It is a super-2 number, since 2×16699333081² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16699333061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 439906 + ... + 476356.

It is an arithmetic number, because the mean of its divisors is an integer number (2109440788).

Almost surely, 2^16699333081 is an apocalyptic number.

It is an amenable number.

16699333081 is a deficient number, since it is larger than the sum of its proper divisors (176193223).

16699333081 is an equidigital number, since it uses as much as digits as its factorization.

16699333081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41271.

The product of its (nonzero) digits is 629856, while the sum is 49.

The spelling of 16699333081 in words is "sixteen billion, six hundred ninety-nine million, three hundred thirty-three thousand, eighty-one".