16279120266 has 8 divisors (see below), whose sum is σ = 32558240544. Its totient is φ = 5426373420.

The previous prime is 16279120261. The next prime is 16279120307. The reversal of 16279120266 is 66202197261.

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

16279120266 is an admirable number.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (16279120261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1356593350 + ... + 1356593361.

It is an arithmetic number, because the mean of its divisors is an integer number (4069780068).

Almost surely, 2^16279120266 is an apocalyptic number.

16279120266 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16279120266 is a wasteful number, since it uses less digits than its factorization.

16279120266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2713186716.

The product of its (nonzero) digits is 108864, while the sum is 42.

The spelling of 16279120266 in words is "sixteen billion, two hundred seventy-nine million, one hundred twenty thousand, two hundred sixty-six".