419766564361 has 2 divisors, whose sum is σ = 419766564362. Its totient is φ = 419766564360.

The previous prime is 419766564337. The next prime is 419766564379. The reversal of 419766564361 is 163465667914.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 221634749961 + 198131814400 = 470781^2 + 445120^2 .

It is a cyclic number.

It is not a de Polignac number, because 419766564361 - 2⁹ = 419766563849 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 419766564296 and 419766564305.

It is not a weakly prime, because it can be changed into another prime (419766564391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 209883282180 + 209883282181.

It is an arithmetic number, because the mean of its divisors is an integer number (209883282181).

Almost surely, 2^419766564361 is an apocalyptic number.

It is an amenable number.

419766564361 is a deficient number, since it is larger than the sum of its proper divisors (1).

419766564361 is an equidigital number, since it uses as much as digits as its factorization.

419766564361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19595520, while the sum is 58.

The spelling of 419766564361 in words is "four hundred nineteen billion, seven hundred sixty-six million, five hundred sixty-four thousand, three hundred sixty-one".