3261293580681 has 24 divisors (see below), whose sum is σ = 4723320551040. Its totient is φ = 2168400247200.

The previous prime is 3261293580619. The next prime is 3261293580733. The reversal of 3261293580681 is 1860853921623.

3261293580681 is a `hidden beast` number, since 3 + 261 + 29 + 358 + 0 + 6 + 8 + 1 = 666.

3261293580681 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3261293580681 - 2¹⁰ = 3261293579657 is a prime.

It is a super-2 number, since 2×3261293580681² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3261293582681) 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 23 ways as a sum of consecutive naturals, for example, 13573411 + ... + 13811591.

It is an arithmetic number, because the mean of its divisors is an integer number (196805022960).

Almost surely, 2^{3261293580681} is an apocalyptic number.

It is an amenable number.

3261293580681 is a deficient number, since it is larger than the sum of its proper divisors (1462026970359).

3261293580681 is a wasteful number, since it uses less digits than its factorization.

3261293580681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242237 (or 242234 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 54.

The spelling of 3261293580681 in words is "three trillion, two hundred sixty-one billion, two hundred ninety-three million, five hundred eighty thousand, six hundred eighty-one".