610908641099 has 2 divisors, whose sum is σ = 610908641100. Its totient is φ = 610908641098.

The previous prime is 610908641081. The next prime is 610908641113. The reversal of 610908641099 is 990146809016.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-610908641099 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 610908641099.

It is not a weakly prime, because it can be changed into another prime (610908641069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305454320549 + 305454320550.

It is an arithmetic number, because the mean of its divisors is an integer number (305454320550).

Almost surely, 2^610908641099 is an apocalyptic number.

610908641099 is a deficient number, since it is larger than the sum of its proper divisors (1).

610908641099 is an equidigital number, since it uses as much as digits as its factorization.

610908641099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 839808, while the sum is 53.

The spelling of 610908641099 in words is "six hundred ten billion, nine hundred eight million, six hundred forty-one thousand, ninety-nine".