66522362299 has 2 divisors, whose sum is σ = 66522362300. Its totient is φ = 66522362298.

The previous prime is 66522362279. The next prime is 66522362321. The reversal of 66522362299 is 99226322566.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 66522362299 - 2⁷ = 66522362171 is a prime.

It is not a weakly prime, because it can be changed into another prime (66522362239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33261181149 + 33261181150.

It is an arithmetic number, because the mean of its divisors is an integer number (33261181150).

Almost surely, 2^66522362299 is an apocalyptic number.

66522362299 is a deficient number, since it is larger than the sum of its proper divisors (1).

66522362299 is an equidigital number, since it uses as much as digits as its factorization.

66522362299 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4199040, while the sum is 52.

The spelling of 66522362299 in words is "sixty-six billion, five hundred twenty-two million, three hundred sixty-two thousand, two hundred ninety-nine".