4420440422420 has 24 divisors (see below), whose sum is σ = 10126827150048. Its totient is φ = 1607432880800.

The previous prime is 4420440422381. The next prime is 4420440422449. The reversal of 4420440422420 is 242240440244.

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 7 ways as a sum of consecutive naturals, for example, 10046455286 + ... + 10046455725.

It is an arithmetic number, because the mean of its divisors is an integer number (421951131252).

Almost surely, 2^{4420440422420} is an apocalyptic number.

It is an amenable number.

4420440422420 is an abundant number, since it is smaller than the sum of its proper divisors (5706386727628).

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

4420440422420 is a wasteful number, since it uses less digits than its factorization.

4420440422420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20092911031 (or 20092911029 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 4420440422420 its reverse (242240440244), we get a palindrome (4662680862664).

The spelling of 4420440422420 in words is "four trillion, four hundred twenty billion, four hundred forty million, four hundred twenty-two thousand, four hundred twenty".