444040266000 has 80 divisors (see below), whose sum is σ = 1431585836928. Its totient is φ = 118410736000.

The previous prime is 444040265941. The next prime is 444040266013. The reversal of 444040266000 is 662040444.

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 (30).

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, 36997356 + ... + 37009355.

Almost surely, 2^444040266000 is an apocalyptic number.

444040266000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

444040266000 is an abundant number, since it is smaller than the sum of its proper divisors (987545570928).

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

444040266000 is a wasteful number, since it uses less digits than its factorization.

444040266000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74006737 (or 74006721 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

The spelling of 444040266000 in words is "four hundred forty-four billion, forty million, two hundred sixty-six thousand".