444730623016 has 32 divisors (see below), whose sum is σ = 856626387840. Its totient is φ = 216299999808.

The previous prime is 444730622887. The next prime is 444730623049. The reversal of 444730623016 is 610326037444.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 444730623016.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 976605 + ... + 1357651.

It is an arithmetic number, because the mean of its divisors is an integer number (26769574620).

Almost surely, 2^444730623016 is an apocalyptic number.

It is an amenable number.

444730623016 is a deficient number, since it is larger than the sum of its proper divisors (411895764824).

444730623016 is a wasteful number, since it uses less digits than its factorization.

444730623016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385033 (or 385029 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 40.

The spelling of 444730623016 in words is "four hundred forty-four billion, seven hundred thirty million, six hundred twenty-three thousand, sixteen".