16326222729 has 8 divisors (see below), whose sum is σ = 22074892992. Its totient is φ = 10730850480.

The previous prime is 16326222709. The next prime is 16326222793. The reversal of 16326222729 is 92722262361.

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

It is not a de Polignac number, because 16326222729 - 2⁹ = 16326222217 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16326222709) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38324254 + ... + 38324679.

It is an arithmetic number, because the mean of its divisors is an integer number (2759361624).

Almost surely, 2^16326222729 is an apocalyptic number.

It is an amenable number.

16326222729 is a deficient number, since it is larger than the sum of its proper divisors (5748670263).

16326222729 is an equidigital number, since it uses as much as digits as its factorization.

16326222729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76649007.

The product of its digits is 217728, while the sum is 42.

The spelling of 16326222729 in words is "sixteen billion, three hundred twenty-six million, two hundred twenty-two thousand, seven hundred twenty-nine".