66052203 has 16 divisors (see below), whose sum is σ = 102302976. Its totient is φ = 37124640.

The previous prime is 66052201. The next prime is 66052213. The reversal of 66052203 is 30225066.

It is not a de Polignac number, because 66052203 - 2¹ = 66052201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (66052201) 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 15 ways as a sum of consecutive naturals, for example, 24501 + ... + 27062.

It is an arithmetic number, because the mean of its divisors is an integer number (6393936).

Almost surely, 2^66052203 is an apocalyptic number.

66052203 is a deficient number, since it is larger than the sum of its proper divisors (36250773).

66052203 is a wasteful number, since it uses less digits than its factorization.

66052203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51634.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 66052203 is about 8127.2506421298. The cubic root of 66052203 is about 404.2305218885.

Adding to 66052203 its reverse (30225066), we get a palindrome (96277269).

The spelling of 66052203 in words is "sixty-six million, fifty-two thousand, two hundred three".