16909434267 has 16 divisors (see below), whose sum is σ = 24653982720. Its totient is φ = 10223791200.

The previous prime is 16909434263. The next prime is 16909434277. The reversal of 16909434267 is 76243490961.

It is a happy number.

It is not a de Polignac number, because 16909434267 - 2² = 16909434263 is a prime.

It is a super-3 number, since 3×16909434267³ (a number of 32 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (16909434263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 594667 + ... + 622452.

It is an arithmetic number, because the mean of its divisors is an integer number (1540873920).

Almost surely, 2^16909434267 is an apocalyptic number.

16909434267 is a deficient number, since it is larger than the sum of its proper divisors (7744548453).

16909434267 is a wasteful number, since it uses less digits than its factorization.

16909434267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1217554.

The product of its (nonzero) digits is 1959552, while the sum is 51.

The spelling of 16909434267 in words is "sixteen billion, nine hundred nine million, four hundred thirty-four thousand, two hundred sixty-seven".