2656616107 has 2 divisors, whose sum is σ = 2656616108. Its totient is φ = 2656616106.

The previous prime is 2656616089. The next prime is 2656616111. The reversal of 2656616107 is 7016166562.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2656616107 - 2²³ = 2648227499 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2656616107.

It is not a weakly prime, because it can be changed into another prime (2656616147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1328308053 + 1328308054.

It is an arithmetic number, because the mean of its divisors is an integer number (1328308054).

Almost surely, 2^2656616107 is an apocalyptic number.

2656616107 is a deficient number, since it is larger than the sum of its proper divisors (1).

2656616107 is an equidigital number, since it uses as much as digits as its factorization.

2656616107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 2656616107 is about 51542.3719574488. The cubic root of 2656616107 is about 1384.9781881728.

The spelling of 2656616107 in words is "two billion, six hundred fifty-six million, six hundred sixteen thousand, one hundred seven".