52221617210613 has 8 divisors (see below), whose sum is σ = 69681612052800. Its totient is φ = 34788016921088.

The previous prime is 52221617210603. The next prime is 52221617210617. The reversal of 52221617210613 is 31601271612225.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52221617210613 - 2⁴ = 52221617210597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52221617210617) 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, 6598633548 + ... + 6598641461.

It is an arithmetic number, because the mean of its divisors is an integer number (8710201506600).

Almost surely, 2^{52221617210613} is an apocalyptic number.

It is an amenable number.

52221617210613 is a deficient number, since it is larger than the sum of its proper divisors (17459994842187).

52221617210613 is a wasteful number, since it uses less digits than its factorization.

52221617210613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13197276331.

The product of its (nonzero) digits is 60480, while the sum is 39.

Adding to 52221617210613 its reverse (31601271612225), we get a palindrome (83822888822838).

The spelling of 52221617210613 in words is "fifty-two trillion, two hundred twenty-one billion, six hundred seventeen million, two hundred ten thousand, six hundred thirteen".