1404181944444 has 48 divisors (see below), whose sum is σ = 3286719193856. Its totient is φ = 466590326400.

The previous prime is 1404181944443. The next prime is 1404181944497. The reversal of 1404181944444 is 4444491814041.

It is a junction number, because it is equal to n+sod(n) for n = 1404181944393 and 1404181944402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1404181944443) 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, 44816304 + ... + 44847624.

Almost surely, 2^{1404181944444} is an apocalyptic number.

It is an amenable number.

1404181944444 is an abundant number, since it is smaller than the sum of its proper divisors (1882537249412).

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

1404181944444 is a wasteful number, since it uses less digits than its factorization.

1404181944444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42946 (or 42944 counting only the distinct ones).

The product of its (nonzero) digits is 1179648, while the sum is 48.

The spelling of 1404181944444 in words is "one trillion, four hundred four billion, one hundred eighty-one million, nine hundred forty-four thousand, four hundred forty-four".