16056001229 has 4 divisors (see below), whose sum is σ = 16074103584. Its totient is φ = 16037898876.

The previous prime is 16056001219. The next prime is 16056001231. The reversal of 16056001229 is 92210065061.

It is a happy number.

16056001229 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 16056001229 - 2⁸ = 16056000973 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 16056001195 and 16056001204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16056001219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9049847 + ... + 9051620.

It is an arithmetic number, because the mean of its divisors is an integer number (4018525896).

Almost surely, 2^16056001229 is an apocalyptic number.

It is an amenable number.

16056001229 is a deficient number, since it is larger than the sum of its proper divisors (18102355).

16056001229 is an equidigital number, since it uses as much as digits as its factorization.

16056001229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18102354.

The product of its (nonzero) digits is 6480, while the sum is 32.

The spelling of 16056001229 in words is "sixteen billion, fifty-six million, one thousand, two hundred twenty-nine".