16454505346 has 4 divisors (see below), whose sum is σ = 24681758022. Its totient is φ = 8227252672.

The previous prime is 16454505299. The next prime is 16454505349. The reversal of 16454505346 is 64350545461.

16454505346 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, and also an emirpimes, since its reverse is a distinct semiprime: 64350545461 = 313 ⋅205592797.

It can be written as a sum of positive squares in only one way, i.e., 11612433121 + 4842072225 = 107761^2 + 69585^2 .

It is not an unprimeable number, because it can be changed into a prime (16454505349) 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 as a sum of consecutive naturals, namely, 4113626335 + ... + 4113626338.

Almost surely, 2^16454505346 is an apocalyptic number.

16454505346 is a deficient number, since it is larger than the sum of its proper divisors (8227252676).

16454505346 is an equidigital number, since it uses as much as digits as its factorization.

16454505346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8227252675.

The product of its (nonzero) digits is 864000, while the sum is 43.

The spelling of 16454505346 in words is "sixteen billion, four hundred fifty-four million, five hundred five thousand, three hundred forty-six".