16764303263 has 4 divisors (see below), whose sum is σ = 16800668808. Its totient is φ = 16727937720.

The previous prime is 16764303233. The next prime is 16764303331. The reversal of 16764303263 is 36230346761.

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 16764303263 - 2¹⁰ = 16764302239 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16764303263.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16764303233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18182081 + ... + 18183002.

It is an arithmetic number, because the mean of its divisors is an integer number (4200167202).

Almost surely, 2^16764303263 is an apocalyptic number.

16764303263 is a deficient number, since it is larger than the sum of its proper divisors (36365545).

16764303263 is an equidigital number, since it uses as much as digits as its factorization.

16764303263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36365544.

The product of its (nonzero) digits is 326592, while the sum is 41.

The spelling of 16764303263 in words is "sixteen billion, seven hundred sixty-four million, three hundred three thousand, two hundred sixty-three".