444129016 has 16 divisors (see below), whose sum is σ = 842776200. Its totient is φ = 219388704.

The previous prime is 444129013. The next prime is 444129031. The reversal of 444129016 is 610921444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444129013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 333771 + ... + 335098.

Almost surely, 2^444129016 is an apocalyptic number.

It is an amenable number.

444129016 is a deficient number, since it is larger than the sum of its proper divisors (398647184).

444129016 is a wasteful number, since it uses less digits than its factorization.

444129016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 668958 (or 668954 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 444129016 is about 21074.3686975435. The cubic root of 444129016 is about 762.9622479256.

The spelling of 444129016 in words is "four hundred forty-four million, one hundred twenty-nine thousand, sixteen".