66130066503304 has 16 divisors (see below), whose sum is σ = 123994092819420. Its totient is φ = 33064975084800.

The previous prime is 66130066503283. The next prime is 66130066503317. The reversal of 66130066503304 is 40330566003166.

66130066503304 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 64397447139204 + 1732619364100 = 8024802^2 + 1316290^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2233749 + ... + 11715364.

Almost surely, 2^{66130066503304} is an apocalyptic number.

It is an amenable number.

66130066503304 is a deficient number, since it is larger than the sum of its proper divisors (57864026316116).

66130066503304 is a wasteful number, since it uses less digits than its factorization.

66130066503304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14541720 (or 14541716 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 43.

The spelling of 66130066503304 in words is "sixty-six trillion, one hundred thirty billion, sixty-six million, five hundred three thousand, three hundred four".