66453128303 has 2 divisors, whose sum is σ = 66453128304. Its totient is φ = 66453128302.

The previous prime is 66453128297. The next prime is 66453128341. The reversal of 66453128303 is 30382135466.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 66453128303 - 2⁸ = 66453128047 is a prime.

It is a super-2 number, since 2×66453128303² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (66453188303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33226564151 + 33226564152.

It is an arithmetic number, because the mean of its divisors is an integer number (33226564152).

Almost surely, 2^66453128303 is an apocalyptic number.

66453128303 is a deficient number, since it is larger than the sum of its proper divisors (1).

66453128303 is an equidigital number, since it uses as much as digits as its factorization.

66453128303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 311040, while the sum is 41.

The spelling of 66453128303 in words is "sixty-six billion, four hundred fifty-three million, one hundred twenty-eight thousand, three hundred three".