2344633853891 has 4 divisors (see below), whose sum is σ = 2679581547312. Its totient is φ = 2009686160472.

The previous prime is 2344633853857. The next prime is 2344633853923. The reversal of 2344633853891 is 1983583364432.

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 2344633853891 - 2⁶ = 2344633853827 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2344633853891.

It is not an unprimeable number, because it can be changed into a prime (2344633853831) 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, 167473846700 + ... + 167473846713.

It is an arithmetic number, because the mean of its divisors is an integer number (669895386828).

Almost surely, 2^{2344633853891} is an apocalyptic number.

2344633853891 is a deficient number, since it is larger than the sum of its proper divisors (334947693421).

2344633853891 is an equidigital number, since it uses as much as digits as its factorization.

2344633853891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334947693420.

The product of its digits is 44789760, while the sum is 59.

The spelling of 2344633853891 in words is "two trillion, three hundred forty-four billion, six hundred thirty-three million, eight hundred fifty-three thousand, eight hundred ninety-one".