21344345233199 has 8 divisors (see below), whose sum is σ = 22523761088880. Its totient is φ = 20170532304000.

The previous prime is 21344345233157. The next prime is 21344345233213. The reversal of 21344345233199 is 99133254344312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-21344345233199 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 21344345233199.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21344345233699) 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, 1400723792 + ... + 1400739029.

It is an arithmetic number, because the mean of its divisors is an integer number (2815470136110).

Almost surely, 2^{21344345233199} is an apocalyptic number.

21344345233199 is a deficient number, since it is larger than the sum of its proper divisors (1179415855681).

21344345233199 is a wasteful number, since it uses less digits than its factorization.

21344345233199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2801463241.

The product of its digits is 8398080, while the sum is 53.

The spelling of 21344345233199 in words is "twenty-one trillion, three hundred forty-four billion, three hundred forty-five million, two hundred thirty-three thousand, one hundred ninety-nine".