16245320443 has 8 divisors (see below), whose sum is σ = 17861713920. Its totient is φ = 14652184680.

The previous prime is 16245320363. The next prime is 16245320449. The reversal of 16245320443 is 34402354261.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16245320443 - 2⁹ = 16245319931 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16245320399 and 16245320408.

It is not an unprimeable number, because it can be changed into a prime (16245320449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5812963 + ... + 5815756.

It is an arithmetic number, because the mean of its divisors is an integer number (2232714240).

Almost surely, 2^16245320443 is an apocalyptic number.

16245320443 is a deficient number, since it is larger than the sum of its proper divisors (1616393477).

16245320443 is a wasteful number, since it uses less digits than its factorization.

16245320443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11628857.

The product of its (nonzero) digits is 69120, while the sum is 34.

The spelling of 16245320443 in words is "sixteen billion, two hundred forty-five million, three hundred twenty thousand, four hundred forty-three".