4420464640244 has 6 divisors (see below), whose sum is σ = 7735813120434. Its totient is φ = 2210232320120.

The previous prime is 4420464640219. The next prime is 4420464640303.

It is a happy number.

4420464640244 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 3427452390244 + 993012250000 = 1851338^2 + 996500^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4420464640195 and 4420464640204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 552558080027 + ... + 552558080034.

It is an arithmetic number, because the mean of its divisors is an integer number (1289302186739).

Almost surely, 2^{4420464640244} is an apocalyptic number.

It is an amenable number.

4420464640244 is a deficient number, since it is larger than the sum of its proper divisors (3315348480190).

4420464640244 is a wasteful number, since it uses less digits than its factorization.

4420464640244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1105116160065 (or 1105116160063 counting only the distinct ones).

The product of its (nonzero) digits is 2359296, while the sum is 44.

The spelling of 4420464640244 in words is "four trillion, four hundred twenty billion, four hundred sixty-four million, six hundred forty thousand, two hundred forty-four".