64664202330211 has 6 divisors (see below), whose sum is σ = 71077181073836. Its totient is φ = 58785638481900.

The previous prime is 64664202330193. The next prime is 64664202330241. The reversal of 64664202330211 is 11203320246646.

It is not a de Polignac number, because 64664202330211 - 2²⁹ = 64663665459299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64664202330241) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 267207447525 + ... + 267207447766.

Almost surely, 2^{64664202330211} is an apocalyptic number.

64664202330211 is a deficient number, since it is larger than the sum of its proper divisors (6412978743625).

64664202330211 is a wasteful number, since it uses less digits than its factorization.

64664202330211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534414895313 (or 534414895302 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 40.

Adding to 64664202330211 its reverse (11203320246646), we get a palindrome (75867522576857).

The spelling of 64664202330211 in words is "sixty-four trillion, six hundred sixty-four billion, two hundred two million, three hundred thirty thousand, two hundred eleven".