166700482748507 has 2 divisors, whose sum is σ = 166700482748508. Its totient is φ = 166700482748506.

The previous prime is 166700482748413. The next prime is 166700482748557. The reversal of 166700482748507 is 705847284007661.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 166700482748507 - 2¹⁶ = 166700482682971 is a prime.

It is not a weakly prime, because it can be changed into another prime (166700482748557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83350241374253 + 83350241374254.

It is an arithmetic number, because the mean of its divisors is an integer number (83350241374254).

Almost surely, 2^{166700482748507} is an apocalyptic number.

166700482748507 is a deficient number, since it is larger than the sum of its proper divisors (1).

166700482748507 is an equidigital number, since it uses as much as digits as its factorization.

166700482748507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 126443520, while the sum is 65.

The spelling of 166700482748507 in words is "one hundred sixty-six trillion, seven hundred billion, four hundred eighty-two million, seven hundred forty-eight thousand, five hundred seven".