16743564453 has 48 divisors (see below), whose sum is σ = 29096276544. Its totient is φ = 8462845440.

The previous prime is 16743564433. The next prime is 16743564479. The reversal of 16743564453 is 35446534761.

It is not a de Polignac number, because 16743564453 - 2¹⁰ = 16743563429 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16743564433) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 80100 + ... + 199757.

It is an arithmetic number, because the mean of its divisors is an integer number (606172428).

Almost surely, 2^16743564453 is an apocalyptic number.

It is an amenable number.

16743564453 is a deficient number, since it is larger than the sum of its proper divisors (12352712091).

16743564453 is a wasteful number, since it uses less digits than its factorization.

16743564453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279922 (or 279915 counting only the distinct ones).

The product of its digits is 3628800, while the sum is 48.

The spelling of 16743564453 in words is "sixteen billion, seven hundred forty-three million, five hundred sixty-four thousand, four hundred fifty-three".