366606621713 has 2 divisors, whose sum is σ = 366606621714. Its totient is φ = 366606621712.

The previous prime is 366606621691. The next prime is 366606621737. The reversal of 366606621713 is 317126606663.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 366529743889 + 76877824 = 605417^2 + 8768^2 .

It is a cyclic number.

It is not a de Polignac number, because 366606621713 - 2⁶ = 366606621649 is a prime.

It is not a weakly prime, because it can be changed into another prime (366606621413) 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, 183303310856 + 183303310857.

It is an arithmetic number, because the mean of its divisors is an integer number (183303310857).

Almost surely, 2^366606621713 is an apocalyptic number.

It is an amenable number.

366606621713 is a deficient number, since it is larger than the sum of its proper divisors (1).

366606621713 is an equidigital number, since it uses as much as digits as its factorization.

366606621713 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 979776, while the sum is 47.

The spelling of 366606621713 in words is "three hundred sixty-six billion, six hundred six million, six hundred twenty-one thousand, seven hundred thirteen".