36666212206 has 16 divisors (see below), whose sum is σ = 60201021888. Its totient is φ = 16645442400.

The previous prime is 36666212183. The next prime is 36666212207. The reversal of 36666212206 is 60221266663.

It is a super-2 number, since 2×36666212206² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36666212207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11557750 + ... + 11560921.

It is an arithmetic number, because the mean of its divisors is an integer number (3762563868).

Almost surely, 2^36666212206 is an apocalyptic number.

36666212206 is a deficient number, since it is larger than the sum of its proper divisors (23534809682).

36666212206 is a wasteful number, since it uses less digits than its factorization.

36666212206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23118747.

The product of its (nonzero) digits is 186624, while the sum is 40.

Adding to 36666212206 its reverse (60221266663), we get a palindrome (96887478869).

The spelling of 36666212206 in words is "thirty-six billion, six hundred sixty-six million, two hundred twelve thousand, two hundred six".