444066286880 has 48 divisors (see below), whose sum is σ = 1051598701944. Its totient is φ = 177204572160.

The previous prime is 444066286831. The next prime is 444066286891. The reversal of 444066286880 is 88682660444.

It can be written as a sum of positive squares in 4 ways, for example, as 139066343056 + 304999943824 = 372916^2 + 552268^2 .

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, 3228857 + ... + 3363576.

Almost surely, 2^444066286880 is an apocalyptic number.

444066286880 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

444066286880 is an abundant number, since it is smaller than the sum of its proper divisors (607532415064).

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

444066286880 is a wasteful number, since it uses less digits than its factorization.

444066286880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6592869 (or 6592861 counting only the distinct ones).

The product of its (nonzero) digits is 14155776, while the sum is 56.

The spelling of 444066286880 in words is "four hundred forty-four billion, sixty-six million, two hundred eighty-six thousand, eight hundred eighty".