3285850256369 has 2 divisors, whose sum is σ = 3285850256370. Its totient is φ = 3285850256368.

The previous prime is 3285850256347. The next prime is 3285850256431. The reversal of 3285850256369 is 9636520585823.

It is an a-pointer prime, because the next prime (3285850256431) can be obtained adding 3285850256369 to its sum of digits (62).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3183137698225 + 102712558144 = 1784135^2 + 320488^2 .

It is a cyclic number.

It is not a de Polignac number, because 3285850256369 - 2⁸ = 3285850256113 is a prime.

It is a super-2 number, since 2×3285850256369² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3285850256669) 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 as a sum of consecutive naturals, namely, 1642925128184 + 1642925128185.

It is an arithmetic number, because the mean of its divisors is an integer number (1642925128185).

Almost surely, 2^{3285850256369} is an apocalyptic number.

It is an amenable number.

3285850256369 is a deficient number, since it is larger than the sum of its proper divisors (1).

3285850256369 is an equidigital number, since it uses as much as digits as its factorization.

3285850256369 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 93312000, while the sum is 62.

The spelling of 3285850256369 in words is "three trillion, two hundred eighty-five billion, eight hundred fifty million, two hundred fifty-six thousand, three hundred sixty-nine".