66735053 has 8 divisors (see below), whose sum is σ = 83202240. Its totient is φ = 52001280.

The previous prime is 66735007. The next prime is 66735059. The reversal of 66735053 is 35053766.

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

It is a cyclic number.

It is not a de Polignac number, because 66735053 - 2⁶ = 66734989 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66735059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 433268 + ... + 433421.

It is an arithmetic number, because the mean of its divisors is an integer number (10400280).

Almost surely, 2^66735053 is an apocalyptic number.

It is an amenable number.

66735053 is a deficient number, since it is larger than the sum of its proper divisors (16467187).

66735053 is a wasteful number, since it uses less digits than its factorization.

66735053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 866707.

The product of its (nonzero) digits is 56700, while the sum is 35.

The square root of 66735053 is about 8169.1525264252. The cubic root of 66735053 is about 405.6187321553.

The spelling of 66735053 in words is "sixty-six million, seven hundred thirty-five thousand, fifty-three".