16454534179 has 4 divisors (see below), whose sum is σ = 16460986960. Its totient is φ = 16448081400.

The previous prime is 16454534171. The next prime is 16454534189. The reversal of 16454534179 is 97143545461.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16454534179 - 2³ = 16454534171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16454534171) 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, 3222564 + ... + 3227665.

It is an arithmetic number, because the mean of its divisors is an integer number (4115246740).

Almost surely, 2^16454534179 is an apocalyptic number.

16454534179 is a deficient number, since it is larger than the sum of its proper divisors (6452781).

16454534179 is an equidigital number, since it uses as much as digits as its factorization.

16454534179 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6452780.

The product of its digits is 1814400, while the sum is 49.

The spelling of 16454534179 in words is "sixteen billion, four hundred fifty-four million, five hundred thirty-four thousand, one hundred seventy-nine".