4430220320040 has 32 divisors (see below), whose sum is σ = 13290660960480. Its totient is φ = 1181392085312.

The previous prime is 4430220320039. The next prime is 4430220320047. The reversal of 4430220320040 is 400230220344.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (4430220320047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18459251214 + ... + 18459251453.

It is an arithmetic number, because the mean of its divisors is an integer number (415333155015).

Almost surely, 2^{4430220320040} is an apocalyptic number.

4430220320040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4430220320040 is an abundant number, since it is smaller than the sum of its proper divisors (8860440640440).

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

4430220320040 is a wasteful number, since it uses less digits than its factorization.

4430220320040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36918502681 (or 36918502677 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 4430220320040 its reverse (400230220344), we get a palindrome (4830450540384).

The spelling of 4430220320040 in words is "four trillion, four hundred thirty billion, two hundred twenty million, three hundred twenty thousand, forty".