3280280836661 has 8 divisors (see below), whose sum is σ = 3320903342400. Its totient is φ = 3239797212288.

The previous prime is 3280280836633. The next prime is 3280280836669. The reversal of 3280280836661 is 1666380820823.

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 3280280836661 - 2¹⁴ = 3280280820277 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 (3280280836669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34672811 + ... + 34767288.

It is an arithmetic number, because the mean of its divisors is an integer number (415112917800).

Almost surely, 2^{3280280836661} is an apocalyptic number.

It is an amenable number.

3280280836661 is a deficient number, since it is larger than the sum of its proper divisors (40622505739).

3280280836661 is an equidigital number, since it uses as much as digits as its factorization.

3280280836661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69440683.

The product of its (nonzero) digits is 3981312, while the sum is 53.

The spelling of 3280280836661 in words is "three trillion, two hundred eighty billion, two hundred eighty million, eight hundred thirty-six thousand, six hundred sixty-one".