4420442404040 has 64 divisors (see below), whose sum is σ = 10715495616000. Its totient is φ = 1631489271552.

The previous prime is 4420442404003. The next prime is 4420442404051. The reversal of 4420442404040 is 404042440244.

It is a super-2 number, since 2×4420442404040² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4420442403988 and 4420442404006.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 494240 + ... + 3014159.

It is an arithmetic number, because the mean of its divisors is an integer number (167429619000).

Almost surely, 2^{4420442404040} is an apocalyptic number.

4420442404040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4420442404040 is an abundant number, since it is smaller than the sum of its proper divisors (6295053211960).

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

4420442404040 is a wasteful number, since it uses less digits than its factorization.

4420442404040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3510846 (or 3510842 counting only the distinct ones).

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

Adding to 4420442404040 its reverse (404042440244), we get a palindrome (4824484844284).

The spelling of 4420442404040 in words is "four trillion, four hundred twenty billion, four hundred forty-two million, four hundred four thousand, forty".