16453423235 has 4 divisors (see below), whose sum is σ = 19744107888. Its totient is φ = 13162738584.

The previous prime is 16453423229. The next prime is 16453423291. The reversal of 16453423235 is 53232435461.

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 16453423235 - 2¹⁸ = 16453161091 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1645342319 + ... + 1645342328.

It is an arithmetic number, because the mean of its divisors is an integer number (4936026972).

Almost surely, 2^16453423235 is an apocalyptic number.

16453423235 is a deficient number, since it is larger than the sum of its proper divisors (3290684653).

16453423235 is an equidigital number, since it uses as much as digits as its factorization.

16453423235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3290684652.

The product of its digits is 259200, while the sum is 38.

Adding to 16453423235 its reverse (53232435461), we get a palindrome (69685858696).

The spelling of 16453423235 in words is "sixteen billion, four hundred fifty-three million, four hundred twenty-three thousand, two hundred thirty-five".