213363536664664 has 32 divisors (see below), whose sum is σ = 445883551858800. Its totient is φ = 95121824394240.

The previous prime is 213363536664661. The next prime is 213363536664667. The reversal of 213363536664664 is 466466635363312.

It is an interprime number because it is at equal distance from previous prime (213363536664661) and next prime (213363536664667).

It is a junction number, because it is equal to n+sod(n) for n = 213363536664596 and 213363536664605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213363536664661) 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, 41285511477 + ... + 41285516644.

Almost surely, 2^{213363536664664} is an apocalyptic number.

It is an amenable number.

213363536664664 is an abundant number, since it is smaller than the sum of its proper divisors (232520015194136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

213363536664664 is a wasteful number, since it uses less digits than its factorization.

213363536664664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82571028163 (or 82571028159 counting only the distinct ones).

The product of its digits is 604661760, while the sum is 64.

The spelling of 213363536664664 in words is "two hundred thirteen trillion, three hundred sixty-three billion, five hundred thirty-six million, six hundred sixty-four thousand, six hundred sixty-four".