4440442042040 has 64 divisors (see below), whose sum is σ = 10679663453760. Its totient is φ = 1657513876480.

The previous prime is 4440442042039. The next prime is 4440442042097. The reversal of 4440442042040 is 402402440444.

It is a junction number, because it is equal to n+sod(n) for n = 4440442041988 and 4440442042006.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58822859 + ... + 58898298.

It is an arithmetic number, because the mean of its divisors is an integer number (166869741465).

Almost surely, 2^{4440442042040} is an apocalyptic number.

4440442042040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4440442042040 is an abundant number, since it is smaller than the sum of its proper divisors (6239221411720).

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

4440442042040 is a wasteful number, since it uses less digits than its factorization.

4440442042040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117721232 (or 117721228 counting only the distinct ones).

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

Adding to 4440442042040 its reverse (402402440444), we get a palindrome (4842844482484).

The spelling of 4440442042040 in words is "four trillion, four hundred forty billion, four hundred forty-two million, forty-two thousand, forty".