4400660044 has 24 divisors (see below), whose sum is σ = 8456910336. Its totient is φ = 1987050000.

The previous prime is 4400659999. The next prime is 4400660101.

4400660044 is nontrivially palindromic in base 10.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 4400659994 and 4400660021.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 324532 + ... + 337819.

It is an arithmetic number, because the mean of its divisors is an integer number (352371264).

Almost surely, 2^4400660044 is an apocalyptic number.

4400660044 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4400660044 is a deficient number, since it is larger than the sum of its proper divisors (4056250292).

4400660044 is a wasteful number, since it uses less digits than its factorization.

4400660044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 662517 (or 662515 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

The square root of 4400660044 is about 66337.4708893850. The cubic root of 4400660044 is about 1638.7244746937.

The spelling of 4400660044 in words is "four billion, four hundred million, six hundred sixty thousand, forty-four".