166700482740269 has 2 divisors, whose sum is σ = 166700482740270. Its totient is φ = 166700482740268.

The previous prime is 166700482740263. The next prime is 166700482740277. The reversal of 166700482740269 is 962047284007661.

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., 89923685496100 + 76776797244169 = 9482810^2 + 8762237^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-166700482740269 is a prime.

It is a super-2 number, since 2×166700482740269² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (166700482740263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83350241370134 + 83350241370135.

It is an arithmetic number, because the mean of its divisors is an integer number (83350241370135).

Almost surely, 2^{166700482740269} is an apocalyptic number.

It is an amenable number.

166700482740269 is a deficient number, since it is larger than the sum of its proper divisors (1).

166700482740269 is an equidigital number, since it uses as much as digits as its factorization.

166700482740269 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48771072, while the sum is 62.

The spelling of 166700482740269 in words is "one hundred sixty-six trillion, seven hundred billion, four hundred eighty-two million, seven hundred forty thousand, two hundred sixty-nine".