4444844408880 has 80 divisors (see below), whose sum is σ = 13790491515744. Its totient is φ = 1184304844800.

The previous prime is 4444844408833. The next prime is 4444844408897. The reversal of 4444844408880 is 888044484444.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (60).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7422079 + ... + 7998558.

Almost surely, 2^{4444844408880} is an apocalyptic number.

4444844408880 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4444844408880 is an abundant number, since it is smaller than the sum of its proper divisors (9345647106864).

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

4444844408880 is a wasteful number, since it uses less digits than its factorization.

4444844408880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15421854 (or 15421848 counting only the distinct ones).

The product of its (nonzero) digits is 67108864, while the sum is 60.

The spelling of 4444844408880 in words is "four trillion, four hundred forty-four billion, eight hundred forty-four million, four hundred eight thousand, eight hundred eighty".