444462341646 has 16 divisors (see below), whose sum is σ = 888954263424. Its totient is φ = 148149183864.

The previous prime is 444462341581. The next prime is 444462341669. The reversal of 444462341646 is 646143264444.

It is a junction number, because it is equal to n+sod(n) for n = 444462341595 and 444462341604.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1034730 + ... + 1399853.

It is an arithmetic number, because the mean of its divisors is an integer number (55559641464).

Almost surely, 2^444462341646 is an apocalyptic number.

444462341646 is an abundant number, since it is smaller than the sum of its proper divisors (444491921778).

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

444462341646 is a wasteful number, since it uses less digits than its factorization.

444462341646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2465015.

The product of its digits is 5308416, while the sum is 48.

The spelling of 444462341646 in words is "four hundred forty-four billion, four hundred sixty-two million, three hundred forty-one thousand, six hundred forty-six".