66035040466123 has 2 divisors, whose sum is σ = 66035040466124. Its totient is φ = 66035040466122.

The previous prime is 66035040466121. The next prime is 66035040466181. The reversal of 66035040466123 is 32166404053066.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 66035040466123 - 2¹ = 66035040466121 is a prime.

It is a super-3 number, since 3×66035040466123³ (a number of 42 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

Together with 66035040466121, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (66035040466121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33017520233061 + 33017520233062.

It is an arithmetic number, because the mean of its divisors is an integer number (33017520233062).

Almost surely, 2^{66035040466123} is an apocalyptic number.

66035040466123 is a deficient number, since it is larger than the sum of its proper divisors (1).

66035040466123 is an equidigital number, since it uses as much as digits as its factorization.

66035040466123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1866240, while the sum is 46.

The spelling of 66035040466123 in words is "sixty-six trillion, thirty-five billion, forty million, four hundred sixty-six thousand, one hundred twenty-three".