3268980569 has 2 divisors, whose sum is σ = 3268980570. Its totient is φ = 3268980568.

The previous prime is 3268980563. The next prime is 3268980629. The reversal of 3268980569 is 9650898623.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1765092169 + 1503888400 = 42013^2 + 38780^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3268980569 is a prime.

It is a super-2 number, since 2×3268980569² = 21372467920999127522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3268980563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1634490284 + 1634490285.

It is an arithmetic number, because the mean of its divisors is an integer number (1634490285).

Almost surely, 2^3268980569 is an apocalyptic number.

It is an amenable number.

3268980569 is a deficient number, since it is larger than the sum of its proper divisors (1).

3268980569 is an equidigital number, since it uses as much as digits as its factorization.

3268980569 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5598720, while the sum is 56.

The square root of 3268980569 is about 57174.9995102755. Note that the first 3 decimals coincide. The cubic root of 3268980569 is about 1484.1260214214.

Adding to 3268980569 its sum of digits (56), we get a square (3268980625 = 57175²).

The spelling of 3268980569 in words is "three billion, two hundred sixty-eight million, nine hundred eighty thousand, five hundred sixty-nine".