3194294733081 has 27 divisors (see below), whose sum is σ = 4678625619837. Its totient is φ = 2100100815360.

The previous prime is 3194294733053. The next prime is 3194294733107. The reversal of 3194294733081 is 1803374924913.

The square root of 3194294733081 is 1787259.

It is a perfect power (a square), and thus also a powerful number.

3194294733081 is a `hidden beast` number, since 3 + 1 + 94 + 2 + 9 + 473 + 3 + 0 + 81 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 13122848025 + 3181171885056 = 114555^2 + 1783584^2 .

It is not a de Polignac number, because 3194294733081 - 2⁹ = 3194294732569 is a prime.

It is a super-2 number, since 2×3194294733081² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3194294733781) by changing a digit.

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 26 ways as a sum of consecutive naturals, for example, 391405641 + ... + 391413801.

Almost surely, 2^{3194294733081} is an apocalyptic number.

3194294733081 is the 1787259-th square number.

3194294733081 is the 893630-th centered octagonal number.

It is an amenable number.

3194294733081 is a deficient number, since it is larger than the sum of its proper divisors (1484330886756).

3194294733081 is an frugal number, since it uses more digits than its factorization.

3194294733081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16474 (or 8237 counting only the distinct ones).

The product of its (nonzero) digits is 3919104, while the sum is 54.

The spelling of 3194294733081 in words is "three trillion, one hundred ninety-four billion, two hundred ninety-four million, seven hundred thirty-three thousand, eighty-one".