2168841364733 has 4 divisors (see below), whose sum is σ = 2168901648000. Its totient is φ = 2168781081468.

The previous prime is 2168841364721. The next prime is 2168841364751. The reversal of 2168841364733 is 3374631488612.

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 2168841364733 - 2¹⁰ = 2168841363709 is a prime.

It is a super-2 number, since 2×2168841364733² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2168841364783) 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, 30087635 + ... + 30159632.

It is an arithmetic number, because the mean of its divisors is an integer number (542225412000).

Almost surely, 2^{2168841364733} is an apocalyptic number.

It is an amenable number.

2168841364733 is a deficient number, since it is larger than the sum of its proper divisors (60283267).

2168841364733 is an equidigital number, since it uses as much as digits as its factorization.

2168841364733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60283266.

The product of its digits is 13934592, while the sum is 56.

The spelling of 2168841364733 in words is "two trillion, one hundred sixty-eight billion, eight hundred forty-one million, three hundred sixty-four thousand, seven hundred thirty-three".