65606145299 has 2 divisors, whose sum is σ = 65606145300. Its totient is φ = 65606145298.

The previous prime is 65606145191. The next prime is 65606145313. The reversal of 65606145299 is 99254160656.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 65606145299 - 2⁸ = 65606145043 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 65606145299.

It is not a weakly prime, because it can be changed into another prime (65606144299) 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, 32803072649 + 32803072650.

It is an arithmetic number, because the mean of its divisors is an integer number (32803072650).

Almost surely, 2^65606145299 is an apocalyptic number.

65606145299 is a deficient number, since it is larger than the sum of its proper divisors (1).

65606145299 is an equidigital number, since it uses as much as digits as its factorization.

65606145299 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3499200, while the sum is 53.

The spelling of 65606145299 in words is "sixty-five billion, six hundred six million, one hundred forty-five thousand, two hundred ninety-nine".