4445038305444 has 72 divisors (see below), whose sum is σ = 11401010508160. Its totient is φ = 1346904440640.

The previous prime is 4445038305431. The next prime is 4445038305467.

4445038305444 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 4445038305393 and 4445038305402.

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 23 ways as a sum of consecutive naturals, for example, 28612602 + ... + 28767534.

Almost surely, 2^{4445038305444} is an apocalyptic number.

4445038305444 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4445038305444 is an abundant number, since it is smaller than the sum of its proper divisors (6955972202716).

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

4445038305444 is a wasteful number, since it uses less digits than its factorization.

4445038305444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174721 (or 174708 counting only the distinct ones).

The product of its (nonzero) digits is 7372800, while the sum is 48.

The spelling of 4445038305444 in words is "four trillion, four hundred forty-five billion, thirty-eight million, three hundred five thousand, four hundred forty-four".