4040404444404 has 48 divisors (see below), whose sum is σ = 10475666893440. Its totient is φ = 1346731505280.

The previous prime is 4040404444397. The next prime is 4040404444411. The reversal of 4040404444404 is 4044444040404.

It is an interprime number because it is at equal distance from previous prime (4040404444397) and next prime (4040404444411).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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, 1137457 + ... + 3061799.

It is an arithmetic number, because the mean of its divisors is an integer number (218243060280).

Almost surely, 2^{4040404444404} is an apocalyptic number.

It is an amenable number.

4040404444404 is an abundant number, since it is smaller than the sum of its proper divisors (6435262449036).

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

4040404444404 is a wasteful number, since it uses less digits than its factorization.

4040404444404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1943797 (or 1943789 counting only the distinct ones).

The product of its (nonzero) digits is 262144, while the sum is 36.

Adding to 4040404444404 its reverse (4044444040404), we get a palindrome (8084848484808).

The spelling of 4040404444404 in words is "four trillion, forty billion, four hundred four million, four hundred forty-four thousand, four hundred four".