444400880488 has 16 divisors (see below), whose sum is σ = 882266454180. Its totient is φ = 209129826048.

The previous prime is 444400880477. The next prime is 444400880491. The reversal of 444400880488 is 884088004444.

It can be written as a sum of positive squares in 2 ways, for example, as 373611892644 + 70788987844 = 611238^2 + 266062^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1633826631 + ... + 1633826902.

Almost surely, 2^444400880488 is an apocalyptic number.

It is an amenable number.

444400880488 is a deficient number, since it is larger than the sum of its proper divisors (437865573692).

444400880488 is a wasteful number, since it uses less digits than its factorization.

444400880488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3267653556 (or 3267653552 counting only the distinct ones).

The product of its (nonzero) digits is 4194304, while the sum is 52.

The spelling of 444400880488 in words is "four hundred forty-four billion, four hundred million, eight hundred eighty thousand, four hundred eighty-eight".