66753153 has 20 divisors (see below), whose sum is σ = 104056128. Its totient is φ = 42566040.

The previous prime is 66753151. The next prime is 66753179. The reversal of 66753153 is 35135766.

It is a happy number.

66753153 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 66753153 - 2¹ = 66753151 is a prime.

It is not an unprimeable number, because it can be changed into a prime (66753151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 16053 + ... + 19778.

Almost surely, 2^66753153 is an apocalyptic number.

It is an amenable number.

66753153 is a deficient number, since it is larger than the sum of its proper divisors (37302975).

66753153 is a wasteful number, since it uses less digits than its factorization.

66753153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35866 (or 35857 counting only the distinct ones).

The product of its digits is 56700, while the sum is 36.

The square root of 66753153 is about 8170.2602773718. The cubic root of 66753153 is about 405.6553997189.

The spelling of 66753153 in words is "sixty-six million, seven hundred fifty-three thousand, one hundred fifty-three".