66036233233 has 4 divisors (see below), whose sum is σ = 67441259520. Its totient is φ = 64631206948.

The previous prime is 66036233213. The next prime is 66036233251. The reversal of 66036233233 is 33233263066.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 66036233233 - 2¹³ = 66036225041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 66036233192 and 66036233201.

It is not an unprimeable number, because it can be changed into a prime (66036233213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 702513073 + ... + 702513166.

It is an arithmetic number, because the mean of its divisors is an integer number (16860314880).

Almost surely, 2^66036233233 is an apocalyptic number.

It is an amenable number.

66036233233 is a deficient number, since it is larger than the sum of its proper divisors (1405026287).

66036233233 is a wasteful number, since it uses less digits than its factorization.

66036233233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1405026286.

The product of its (nonzero) digits is 209952, while the sum is 37.

Adding to 66036233233 its reverse (33233263066), we get a palindrome (99269496299).

The spelling of 66036233233 in words is "sixty-six billion, thirty-six million, two hundred thirty-three thousand, two hundred thirty-three".