3194091145944 has 224 divisors, whose sum is σ = 9102783633120. Its totient is φ = 1050152283648.

The previous prime is 3194091145933. The next prime is 3194091145957. The reversal of 3194091145944 is 4495411904913.

3194091145944 is a `hidden beast` number, since 3 + 1 + 9 + 40 + 9 + 1 + 1 + 4 + 594 + 4 = 666.

It is a super-2 number, since 2×3194091145944² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 125427757 + ... + 125453219.

Almost surely, 2^{3194091145944} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3194091145944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4551391816560).

3194091145944 is an abundant number, since it is smaller than the sum of its proper divisors (5908692487176).

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

3194091145944 is a wasteful number, since it uses less digits than its factorization.

3194091145944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25781 (or 25762 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 54.

The spelling of 3194091145944 in words is "three trillion, one hundred ninety-four billion, ninety-one million, one hundred forty-five thousand, nine hundred forty-four".