16214455423 has 4 divisors (see below), whose sum is σ = 16221898840. Its totient is φ = 16207012008.

The previous prime is 16214455421. The next prime is 16214455427. The reversal of 16214455423 is 32455441261.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16214455423 - 2¹ = 16214455421 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 (16214455421) 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, 3718440 + ... + 3722797.

It is an arithmetic number, because the mean of its divisors is an integer number (4055474710).

Almost surely, 2^16214455423 is an apocalyptic number.

16214455423 is a deficient number, since it is larger than the sum of its proper divisors (7443417).

16214455423 is an equidigital number, since it uses as much as digits as its factorization.

16214455423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7443416.

The product of its digits is 115200, while the sum is 37.

Adding to 16214455423 its reverse (32455441261), we get a palindrome (48669896684).

The spelling of 16214455423 in words is "sixteen billion, two hundred fourteen million, four hundred fifty-five thousand, four hundred twenty-three".