66351202 has 16 divisors (see below), whose sum is σ = 102189024. Its totient is φ = 32292000.

The previous prime is 66351199. The next prime is 66351203. The reversal of 66351202 is 20215366.

66351202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (66351203) 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 7 ways as a sum of consecutive naturals, for example, 56077 + ... + 57247.

It is an arithmetic number, because the mean of its divisors is an integer number (6386814).

Almost surely, 2^66351202 is an apocalyptic number.

66351202 is a deficient number, since it is larger than the sum of its proper divisors (35837822).

66351202 is a wasteful number, since it uses less digits than its factorization.

66351202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1905.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 66351202 is about 8145.6247151462. The cubic root of 66351202 is about 404.8395482889.

Adding to 66351202 its reverse (20215366), we get a palindrome (86566568).

The spelling of 66351202 in words is "sixty-six million, three hundred fifty-one thousand, two hundred two".