3290878235693 has 2 divisors, whose sum is σ = 3290878235694. Its totient is φ = 3290878235692.

The previous prime is 3290878235647. The next prime is 3290878235767. The reversal of 3290878235693 is 3965328780923.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2286258913444 + 1004619322249 = 1512038^2 + 1002307^2 .

It is a cyclic number.

It is not a de Polignac number, because 3290878235693 - 2³⁴ = 3273698366509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3290878235993) 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 as a sum of consecutive naturals, namely, 1645439117846 + 1645439117847.

It is an arithmetic number, because the mean of its divisors is an integer number (1645439117847).

Almost surely, 2^{3290878235693} is an apocalyptic number.

It is an amenable number.

3290878235693 is a deficient number, since it is larger than the sum of its proper divisors (1).

3290878235693 is an equidigital number, since it uses as much as digits as its factorization.

3290878235693 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 117573120, while the sum is 65.

The spelling of 3290878235693 in words is "three trillion, two hundred ninety billion, eight hundred seventy-eight million, two hundred thirty-five thousand, six hundred ninety-three".