16326565374044 has 12 divisors (see below), whose sum is σ = 28571524965144. Its totient is φ = 8163272526864.

The previous prime is 16326565374017. The next prime is 16326565374059. The reversal of 16326565374044 is 44047356562361.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1962242 + ... + 6041814.

It is an arithmetic number, because the mean of its divisors is an integer number (2380960413762).

Almost surely, 2^{16326565374044} is an apocalyptic number.

It is an amenable number.

16326565374044 is a deficient number, since it is larger than the sum of its proper divisors (12244959591100).

16326565374044 is a wasteful number, since it uses less digits than its factorization.

16326565374044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5080084 (or 5080082 counting only the distinct ones).

The product of its (nonzero) digits is 43545600, while the sum is 56.

The spelling of 16326565374044 in words is "sixteen trillion, three hundred twenty-six billion, five hundred sixty-five million, three hundred seventy-four thousand, forty-four".