213310642054636 has 24 divisors (see below), whose sum is σ = 428978307788576. Its totient is φ = 90913770092160.

The previous prime is 213310642054621. The next prime is 213310642054639. The reversal of 213310642054636 is 636450246013312.

It is a super-2 number, since 2×213310642054636² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (213310642054639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21044849121 + ... + 21044859256.

Almost surely, 2^{213310642054636} is an apocalyptic number.

It is an amenable number.

213310642054636 is an abundant number, since it is smaller than the sum of its proper divisors (215667665733940).

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

213310642054636 is a wasteful number, since it uses less digits than its factorization.

213310642054636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42089708569 (or 42089708567 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 46.

Adding to 213310642054636 its reverse (636450246013312), we get a palindrome (849760888067948).

The spelling of 213310642054636 in words is "two hundred thirteen trillion, three hundred ten billion, six hundred forty-two million, fifty-four thousand, six hundred thirty-six".