16422376919 has 4 divisors (see below), whose sum is σ = 17685636696. Its totient is φ = 15159117144.

The previous prime is 16422376903. The next prime is 16422376933. The reversal of 16422376919 is 91967322461.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 91967322461 = 7 ⋅13138188923.

It is a cyclic number.

It is not a de Polignac number, because 16422376919 - 2⁴ = 16422376903 is a prime.

It is a super-2 number, since 2×16422376919² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16422316919) 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, 631629869 + ... + 631629894.

It is an arithmetic number, because the mean of its divisors is an integer number (4421409174).

Almost surely, 2^16422376919 is an apocalyptic number.

16422376919 is a deficient number, since it is larger than the sum of its proper divisors (1263259777).

16422376919 is a wasteful number, since it uses less digits than its factorization.

16422376919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1263259776.

The product of its digits is 979776, while the sum is 50.

It can be divided in two parts, 164223 and 76919, that added together give a palindrome (241142).

The spelling of 16422376919 in words is "sixteen billion, four hundred twenty-two million, three hundred seventy-six thousand, nine hundred nineteen".