3281974280791 has 8 divisors (see below), whose sum is σ = 3313138083840. Its totient is φ = 3250956444672.

The previous prime is 3281974280747. The next prime is 3281974280801. The reversal of 3281974280791 is 1970824791823.

3281974280791 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3281974280791 - 2²⁷ = 3281840063063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3281974280891) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36446551 + ... + 36536488.

It is an arithmetic number, because the mean of its divisors is an integer number (414142260480).

Almost surely, 2^{3281974280791} is an apocalyptic number.

3281974280791 is a deficient number, since it is larger than the sum of its proper divisors (31163803049).

3281974280791 is a wasteful number, since it uses less digits than its factorization.

3281974280791 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72983465.

The product of its (nonzero) digits is 12192768, while the sum is 61.

The spelling of 3281974280791 in words is "three trillion, two hundred eighty-one billion, nine hundred seventy-four million, two hundred eighty thousand, seven hundred ninety-one".