66750151764067 has 2 divisors, whose sum is σ = 66750151764068. Its totient is φ = 66750151764066.

The previous prime is 66750151764059. The next prime is 66750151764221. The reversal of 66750151764067 is 76046715105766.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 66750151764067 - 2³ = 66750151764059 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 66750151763996 and 66750151764014.

It is not a weakly prime, because it can be changed into another prime (66750151764007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33375075882033 + 33375075882034.

It is an arithmetic number, because the mean of its divisors is an integer number (33375075882034).

Almost surely, 2^{66750151764067} is an apocalyptic number.

66750151764067 is a deficient number, since it is larger than the sum of its proper divisors (1).

66750151764067 is an equidigital number, since it uses as much as digits as its factorization.

66750151764067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 44452800, while the sum is 61.

The spelling of 66750151764067 in words is "sixty-six trillion, seven hundred fifty billion, one hundred fifty-one million, seven hundred sixty-four thousand, sixty-seven".