444040048880 has 40 divisors (see below), whose sum is σ = 1039928855472. Its totient is φ = 176319547904.

The previous prime is 444040048861. The next prime is 444040048883. The reversal of 444040048880 is 88840040444.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444040048883) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20246342 + ... + 20268261.

Almost surely, 2^444040048880 is an apocalyptic number.

444040048880 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

444040048880 is an abundant number, since it is smaller than the sum of its proper divisors (595888806592).

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

444040048880 is a wasteful number, since it uses less digits than its factorization.

444040048880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40514753 (or 40514747 counting only the distinct ones).

The product of its (nonzero) digits is 524288, while the sum is 44.

The spelling of 444040048880 in words is "four hundred forty-four billion, forty million, forty-eight thousand, eight hundred eighty".