16281322667 has 8 divisors (see below), whose sum is σ = 16817697792. Its totient is φ = 15745645800.

The previous prime is 16281322663. The next prime is 16281322703. The reversal of 16281322667 is 76622318261.

16281322667 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 16281322667 - 2² = 16281322663 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16281322663) 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 7 ways as a sum of consecutive naturals, for example, 126953 + ... + 220634.

It is an arithmetic number, because the mean of its divisors is an integer number (2102212224).

Almost surely, 2^16281322667 is an apocalyptic number.

16281322667 is a deficient number, since it is larger than the sum of its proper divisors (536375125).

16281322667 is a wasteful number, since it uses less digits than its factorization.

16281322667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349129.

The product of its digits is 290304, while the sum is 44.

The spelling of 16281322667 in words is "sixteen billion, two hundred eighty-one million, three hundred twenty-two thousand, six hundred sixty-seven".