16429513227 has 4 divisors (see below), whose sum is σ = 21906017640. Its totient is φ = 10953008816.

The previous prime is 16429513223. The next prime is 16429513253. The reversal of 16429513227 is 72231592461.

It is a happy number.

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 16429513227 - 2² = 16429513223 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16429513223) 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, 2738252202 + ... + 2738252207.

It is an arithmetic number, because the mean of its divisors is an integer number (5476504410).

Almost surely, 2^16429513227 is an apocalyptic number.

16429513227 is a deficient number, since it is larger than the sum of its proper divisors (5476504413).

16429513227 is an equidigital number, since it uses as much as digits as its factorization.

16429513227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5476504412.

The product of its digits is 181440, while the sum is 42.

The spelling of 16429513227 in words is "sixteen billion, four hundred twenty-nine million, five hundred thirteen thousand, two hundred twenty-seven".