16064464523 has 4 divisors (see below), whose sum is σ = 16582673088. Its totient is φ = 15546255960.

The previous prime is 16064464519. The next prime is 16064464543. The reversal of 16064464523 is 32546446061.

16064464523 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 16064464523 - 2² = 16064464519 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16064464513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 259104236 + ... + 259104297.

It is an arithmetic number, because the mean of its divisors is an integer number (4145668272).

Almost surely, 2^16064464523 is an apocalyptic number.

16064464523 is a deficient number, since it is larger than the sum of its proper divisors (518208565).

16064464523 is an equidigital number, since it uses as much as digits as its factorization.

16064464523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 518208564.

The product of its (nonzero) digits is 414720, while the sum is 41.

The spelling of 16064464523 in words is "sixteen billion, sixty-four million, four hundred sixty-four thousand, five hundred twenty-three".