2406686879 has 2 divisors, whose sum is σ = 2406686880. Its totient is φ = 2406686878.

The previous prime is 2406686861. The next prime is 2406686881. The reversal of 2406686879 is 9786866042.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2406686879 - 2¹² = 2406682783 is a prime.

Together with 2406686881, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2406686179) 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, 1203343439 + 1203343440.

It is an arithmetic number, because the mean of its divisors is an integer number (1203343440).

Almost surely, 2^2406686879 is an apocalyptic number.

2406686879 is a deficient number, since it is larger than the sum of its proper divisors (1).

2406686879 is an equidigital number, since it uses as much as digits as its factorization.

2406686879 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6967296, while the sum is 56.

The square root of 2406686879 is about 49057.9950568712. The cubic root of 2406686879 is about 1340.1081963204.

The spelling of 2406686879 in words is "two billion, four hundred six million, six hundred eighty-six thousand, eight hundred seventy-nine".