16496428903523 has 4 divisors (see below), whose sum is σ = 16742644260360. Its totient is φ = 16250213546688.

The previous prime is 16496428903519. The next prime is 16496428903561. The reversal of 16496428903523 is 32530982469461.

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 16496428903523 - 2² = 16496428903519 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16496421903523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123107678318 + ... + 123107678451.

It is an arithmetic number, because the mean of its divisors is an integer number (4185661065090).

Almost surely, 2^{16496428903523} is an apocalyptic number.

16496428903523 is a deficient number, since it is larger than the sum of its proper divisors (246215356837).

16496428903523 is an equidigital number, since it uses as much as digits as its factorization.

16496428903523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246215356836.

The product of its (nonzero) digits is 67184640, while the sum is 62.

The spelling of 16496428903523 in words is "sixteen trillion, four hundred ninety-six billion, four hundred twenty-eight million, nine hundred three thousand, five hundred twenty-three".