16324454446 has 32 divisors (see below), whose sum is σ = 25172560512. Its totient is φ = 7936081920.

The previous prime is 16324454441. The next prime is 16324454449. The reversal of 16324454446 is 64445442361.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16324454441) 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, 12585670 + ... + 12586966.

It is an arithmetic number, because the mean of its divisors is an integer number (786642516).

Almost surely, 2^16324454446 is an apocalyptic number.

16324454446 is a deficient number, since it is larger than the sum of its proper divisors (8848106066).

16324454446 is a wasteful number, since it uses less digits than its factorization.

16324454446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2124.

The product of its digits is 1105920, while the sum is 43.

The spelling of 16324454446 in words is "sixteen billion, three hundred twenty-four million, four hundred fifty-four thousand, four hundred forty-six".