66060000029 has 2 divisors, whose sum is σ = 66060000030. Its totient is φ = 66060000028.

The previous prime is 66059999981. The next prime is 66060000031. The reversal of 66060000029 is 92000006066.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43499359225 + 22560640804 = 208565^2 + 150202^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-66060000029 is a prime.

Together with 66060000031, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 66059999956 and 66060000010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (66060000079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33030000014 + 33030000015.

It is an arithmetic number, because the mean of its divisors is an integer number (33030000015).

Almost surely, 2^66060000029 is an apocalyptic number.

It is an amenable number.

66060000029 is a deficient number, since it is larger than the sum of its proper divisors (1).

66060000029 is an equidigital number, since it uses as much as digits as its factorization.

66060000029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 29.

The spelling of 66060000029 in words is "sixty-six billion, sixty million, twenty-nine", and thus it is an aban number and an uban number.