4420408044820 has 12 divisors (see below), whose sum is σ = 9282856894164. Its totient is φ = 1768163217920.

The previous prime is 4420408044749. The next prime is 4420408044841. The reversal of 4420408044820 is 284408040244.

It can be written as a sum of positive squares in 2 ways, for example, as 2585754048784 + 1834653996036 = 1608028^2 + 1354494^2 .

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 110510201101 + ... + 110510201140.

It is an arithmetic number, because the mean of its divisors is an integer number (773571407847).

Almost surely, 2^{4420408044820} is an apocalyptic number.

It is an amenable number.

4420408044820 is an abundant number, since it is smaller than the sum of its proper divisors (4862448849344).

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

4420408044820 is a wasteful number, since it uses less digits than its factorization.

4420408044820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221020402250 (or 221020402248 counting only the distinct ones).

The product of its (nonzero) digits is 262144, while the sum is 40.

The spelling of 4420408044820 in words is "four trillion, four hundred twenty billion, four hundred eight million, forty-four thousand, eight hundred twenty".