718611146459 has 2 divisors, whose sum is σ = 718611146460. Its totient is φ = 718611146458.

The previous prime is 718611146381. The next prime is 718611146471. The reversal of 718611146459 is 954641116817.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-718611146459 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 718611146459.

It is not a weakly prime, because it can be changed into another prime (718611146159) 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, 359305573229 + 359305573230.

It is an arithmetic number, because the mean of its divisors is an integer number (359305573230).

Almost surely, 2^718611146459 is an apocalyptic number.

718611146459 is a deficient number, since it is larger than the sum of its proper divisors (1).

718611146459 is an equidigital number, since it uses as much as digits as its factorization.

718611146459 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1451520, while the sum is 53.

The spelling of 718611146459 in words is "seven hundred eighteen billion, six hundred eleven million, one hundred forty-six thousand, four hundred fifty-nine".