2338464842891 has 4 divisors (see below), whose sum is σ = 2338922204712. Its totient is φ = 2338007481072.

The previous prime is 2338464842887. The next prime is 2338464842893. The reversal of 2338464842891 is 1982484648332.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2338464842891 - 2² = 2338464842887 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2338464842893) 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, 228673241 + ... + 228683466.

It is an arithmetic number, because the mean of its divisors is an integer number (584730551178).

Almost surely, 2^{2338464842891} is an apocalyptic number.

2338464842891 is a deficient number, since it is larger than the sum of its proper divisors (457361821).

2338464842891 is an equidigital number, since it uses as much as digits as its factorization.

2338464842891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 457361820.

The product of its digits is 63700992, while the sum is 62.

The spelling of 2338464842891 in words is "two trillion, three hundred thirty-eight billion, four hundred sixty-four million, eight hundred forty-two thousand, eight hundred ninety-one".