66922473263341 has 2 divisors, whose sum is σ = 66922473263342. Its totient is φ = 66922473263340.

The previous prime is 66922473263329. The next prime is 66922473263381. The reversal of 66922473263341 is 14336237422966.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54276298890025 + 12646174373316 = 7367245^2 + 3556146^2 .

It is a cyclic number.

It is not a de Polignac number, because 66922473263341 - 2⁷ = 66922473263213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (66922473263381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33461236631670 + 33461236631671.

It is an arithmetic number, because the mean of its divisors is an integer number (33461236631671).

Almost surely, 2^{66922473263341} is an apocalyptic number.

It is an amenable number.

66922473263341 is a deficient number, since it is larger than the sum of its proper divisors (1).

66922473263341 is an equidigital number, since it uses as much as digits as its factorization.

66922473263341 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 47029248, while the sum is 58.

The spelling of 66922473263341 in words is "sixty-six trillion, nine hundred twenty-two billion, four hundred seventy-three million, two hundred sixty-three thousand, three hundred forty-one".