16453264453 has 16 divisors (see below), whose sum is σ = 17749368000. Its totient is φ = 15200507520.

The previous prime is 16453264447. The next prime is 16453264469. The reversal of 16453264453 is 35446235461.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16453264453 is a prime.

It is a super-2 number, since 2×16453264453² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16453264433) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3541350 + ... + 3545992.

It is an arithmetic number, because the mean of its divisors is an integer number (1109335500).

Almost surely, 2^16453264453 is an apocalyptic number.

It is an amenable number.

16453264453 is a deficient number, since it is larger than the sum of its proper divisors (1296103547).

16453264453 is a wasteful number, since it uses less digits than its factorization.

16453264453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9252.

The product of its digits is 1036800, while the sum is 43.

The spelling of 16453264453 in words is "sixteen billion, four hundred fifty-three million, two hundred sixty-four thousand, four hundred fifty-three".