3194444381940 has 72 divisors (see below), whose sum is σ = 11074073861760. Its totient is φ = 730158715584.

The previous prime is 3194444381927. The next prime is 3194444381957. The reversal of 3194444381940 is 491834444913.

It is a happy number.

3194444381940 is a `hidden beast` number, since 3 + 1 + 9 + 4 + 4 + 443 + 8 + 194 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1267635400 + ... + 1267637919.

Almost surely, 2^{3194444381940} is an apocalyptic number.

3194444381940 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3194444381940 is an abundant number, since it is smaller than the sum of its proper divisors (7879629479820).

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

3194444381940 is a wasteful number, since it uses less digits than its factorization.

3194444381940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2535273341 (or 2535273336 counting only the distinct ones).

The product of its (nonzero) digits is 5971968, while the sum is 54.

The spelling of 3194444381940 in words is "three trillion, one hundred ninety-four billion, four hundred forty-four million, three hundred eighty-one thousand, nine hundred forty".