16923422207 has 4 divisors (see below), whose sum is σ = 17506988520. Its totient is φ = 16339855896.

The previous prime is 16923422167. The next prime is 16923422231. The reversal of 16923422207 is 70222432961.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70222432961 = 127 ⋅552932543.

It is a cyclic number.

It is not a de Polignac number, because 16923422207 - 2⁸ = 16923421951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16923422297) 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, 291783113 + ... + 291783170.

It is an arithmetic number, because the mean of its divisors is an integer number (4376747130).

Almost surely, 2^16923422207 is an apocalyptic number.

16923422207 is a deficient number, since it is larger than the sum of its proper divisors (583566313).

16923422207 is an equidigital number, since it uses as much as digits as its factorization.

16923422207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 583566312.

The product of its (nonzero) digits is 72576, while the sum is 38.

The spelling of 16923422207 in words is "sixteen billion, nine hundred twenty-three million, four hundred twenty-two thousand, two hundred seven".