444716688370782 has 16 divisors (see below), whose sum is σ = 928104393121920. Its totient is φ = 141793726726872.

The previous prime is 444716688370751. The next prime is 444716688370793. The reversal of 444716688370782 is 287073886617444.

It is a super-2 number, since 2×444716688370782² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

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, 1611292349032 + ... + 1611292349307.

It is an arithmetic number, because the mean of its divisors is an integer number (58006524570120).

Almost surely, 2^{444716688370782} is an apocalyptic number.

444716688370782 is an abundant number, since it is smaller than the sum of its proper divisors (483387704751138).

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

444716688370782 is a wasteful number, since it uses less digits than its factorization.

444716688370782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3222584698367.

The product of its (nonzero) digits is 2427715584, while the sum is 75.

The spelling of 444716688370782 in words is "four hundred forty-four trillion, seven hundred sixteen billion, six hundred eighty-eight million, three hundred seventy thousand, seven hundred eighty-two".