2868906659 has 2 divisors, whose sum is σ = 2868906660. Its totient is φ = 2868906658.

The previous prime is 2868906647. The next prime is 2868906697. The reversal of 2868906659 is 9566098682.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2868906659 - 2²⁰ = 2867858083 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2868906598 and 2868906607.

It is not a weakly prime, because it can be changed into another prime (2868906559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1434453329 + 1434453330.

It is an arithmetic number, because the mean of its divisors is an integer number (1434453330).

Almost surely, 2^2868906659 is an apocalyptic number.

2868906659 is a deficient number, since it is larger than the sum of its proper divisors (1).

2868906659 is an equidigital number, since it uses as much as digits as its factorization.

2868906659 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11197440, while the sum is 59.

The square root of 2868906659 is about 53562.1756372909. The cubic root of 2868906659 is about 1420.9282198997.

The spelling of 2868906659 in words is "two billion, eight hundred sixty-eight million, nine hundred six thousand, six hundred fifty-nine".