66052653 has 8 divisors (see below), whose sum is σ = 88611168. Its totient is φ = 43764624.

The previous prime is 66052643. The next prime is 66052673. The reversal of 66052653 is 35625066.

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

It is not a de Polignac number, because 66052653 - 2⁵ = 66052621 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66052643) 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, 67050 + ... + 68027.

It is an arithmetic number, because the mean of its divisors is an integer number (11076396).

Almost surely, 2^66052653 is an apocalyptic number.

It is an amenable number.

66052653 is a deficient number, since it is larger than the sum of its proper divisors (22558515).

66052653 is a wasteful number, since it uses less digits than its factorization.

66052653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135243.

The product of its (nonzero) digits is 32400, while the sum is 33.

The square root of 66052653 is about 8127.2783267217. The cubic root of 66052653 is about 404.2314398661.

The spelling of 66052653 in words is "sixty-six million, fifty-two thousand, six hundred fifty-three".