4440234220040 has 16 divisors (see below), whose sum is σ = 9990526995180. Its totient is φ = 1776093688000.

The previous prime is 4440234219989. The next prime is 4440234220073. The reversal of 4440234220040 is 400224320444.

It can be written as a sum of positive squares in 2 ways, for example, as 4413369043204 + 26865176836 = 2100802^2 + 163906^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4440234219985 and 4440234220012.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55502927711 + ... + 55502927790.

Almost surely, 2^{4440234220040} is an apocalyptic number.

4440234220040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4440234220040 is an abundant number, since it is smaller than the sum of its proper divisors (5550292775140).

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

4440234220040 is a wasteful number, since it uses less digits than its factorization.

4440234220040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111005855512 (or 111005855508 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 29.

Adding to 4440234220040 its reverse (400224320444), we get a palindrome (4840458540484).

The spelling of 4440234220040 in words is "four trillion, four hundred forty billion, two hundred thirty-four million, two hundred twenty thousand, forty".