10643653242213 has 4 divisors (see below), whose sum is σ = 14191537656288. Its totient is φ = 7095768828140.

The previous prime is 10643653242193. The next prime is 10643653242223. The reversal of 10643653242213 is 31224235634601.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10643653242213 - 2¹⁷ = 10643653111141 is a prime.

It is a super-4 number, since 4×10643653242213⁴ (a number of 53 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10643653242223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1773942207033 + ... + 1773942207038.

It is an arithmetic number, because the mean of its divisors is an integer number (3547884414072).

Almost surely, 2^{10643653242213} is an apocalyptic number.

It is an amenable number.

10643653242213 is a deficient number, since it is larger than the sum of its proper divisors (3547884414075).

10643653242213 is an equidigital number, since it uses as much as digits as its factorization.

10643653242213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3547884414074.

The product of its (nonzero) digits is 622080, while the sum is 42.

Adding to 10643653242213 its reverse (31224235634601), we get a palindrome (41867888876814).

The spelling of 10643653242213 in words is "ten trillion, six hundred forty-three billion, six hundred fifty-three million, two hundred forty-two thousand, two hundred thirteen".