444482728739 has 32 divisors (see below), whose sum is σ = 541261357056. Its totient is φ = 356313623040.

The previous prime is 444482728721. The next prime is 444482728741. The reversal of 444482728739 is 937827284444.

It is a cyclic number.

It is not a de Polignac number, because 444482728739 - 2¹² = 444482724643 is a prime.

It is a super-2 number, since 2×444482728739² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (444482728139) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14766074 + ... + 14796144.

It is an arithmetic number, because the mean of its divisors is an integer number (16914417408).

Almost surely, 2^444482728739 is an apocalyptic number.

444482728739 is a deficient number, since it is larger than the sum of its proper divisors (96778628317).

444482728739 is a wasteful number, since it uses less digits than its factorization.

444482728739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30875.

The product of its digits is 86704128, while the sum is 62.

The spelling of 444482728739 in words is "four hundred forty-four billion, four hundred eighty-two million, seven hundred twenty-eight thousand, seven hundred thirty-nine".