27630013213 has 8 divisors (see below), whose sum is σ = 30181977216. Its totient is φ = 25084740000.

The previous prime is 27630013211. The next prime is 27630013241. The reversal of 27630013213 is 31231003672.

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 27630013213 - 2¹ = 27630013211 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27630013211) 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, 1664056 + ... + 1680577.

It is an arithmetic number, because the mean of its divisors is an integer number (3772747152).

Almost surely, 2^27630013213 is an apocalyptic number.

It is an amenable number.

27630013213 is a deficient number, since it is larger than the sum of its proper divisors (2551964003).

27630013213 is a wasteful number, since it uses less digits than its factorization.

27630013213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3345395.

The product of its (nonzero) digits is 4536, while the sum is 28.

Adding to 27630013213 its reverse (31231003672), we get a palindrome (58861016885).

The spelling of 27630013213 in words is "twenty-seven billion, six hundred thirty million, thirteen thousand, two hundred thirteen".