444040040004 has 48 divisors (see below), whose sum is σ = 1135219552320. Its totient is φ = 133969991040.

The previous prime is 444040039997. The next prime is 444040040021. The reversal of 444040040004 is 400040040444.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7314619 + ... + 7375074.

It is an arithmetic number, because the mean of its divisors is an integer number (23650407340).

Almost surely, 2^444040040004 is an apocalyptic number.

444040040004 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

444040040004 is an abundant number, since it is smaller than the sum of its proper divisors (691179512316).

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

444040040004 is a wasteful number, since it uses less digits than its factorization.

444040040004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14689940 (or 14689938 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

Adding to 444040040004 its reverse (400040040444), we get a palindrome (844080080448).

The spelling of 444040040004 in words is "four hundred forty-four billion, forty million, forty thousand, four".