66500913335 has 8 divisors (see below), whose sum is σ = 79802676576. Its totient is φ = 53199676960.

The previous prime is 66500913313. The next prime is 66500913379. The reversal of 66500913335 is 53331900566.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 66500913335 - 2⁸ = 66500913079 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 66500913292 and 66500913301.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 242765 + ... + 438105.

It is an arithmetic number, because the mean of its divisors is an integer number (9975334572).

Almost surely, 2^66500913335 is an apocalyptic number.

66500913335 is a deficient number, since it is larger than the sum of its proper divisors (13301763241).

66500913335 is a wasteful number, since it uses less digits than its factorization.

66500913335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263433.

The product of its (nonzero) digits is 218700, while the sum is 41.

The spelling of 66500913335 in words is "sixty-six billion, five hundred million, nine hundred thirteen thousand, three hundred thirty-five".