3920440004440 has 64 divisors (see below), whose sum is σ = 9126170143200. Its totient is φ = 1513933704192.

The previous prime is 3920440004423. The next prime is 3920440004447. The reversal of 3920440004440 is 444000440293.

3920440004440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 3920440004396 and 3920440004405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3920440004447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10586244 + ... + 10950316.

Almost surely, 2^{3920440004440} is an apocalyptic number.

It is an amenable number.

3920440004440 is an abundant number, since it is smaller than the sum of its proper divisors (5205730138760).

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

3920440004440 is a wasteful number, since it uses less digits than its factorization.

3920440004440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373396 (or 373392 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 34.

The spelling of 3920440004440 in words is "three trillion, nine hundred twenty billion, four hundred forty million, four thousand, four hundred forty".