16444046316 has 12 divisors (see below), whose sum is σ = 38369441432. Its totient is φ = 5481348768.

The previous prime is 16444046303. The next prime is 16444046371. The reversal of 16444046316 is 61364044461.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-3 number, since 3×16444046316³ (a number of 32 digits) contains 333 as substring.

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, 685168585 + ... + 685168608.

Almost surely, 2^16444046316 is an apocalyptic number.

It is an amenable number.

16444046316 is an abundant number, since it is smaller than the sum of its proper divisors (21925395116).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16444046316 is a wasteful number, since it uses less digits than its factorization.

16444046316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1370337200 (or 1370337198 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 39.

The spelling of 16444046316 in words is "sixteen billion, four hundred forty-four million, forty-six thousand, three hundred sixteen".