2644443242342 has 8 divisors (see below), whose sum is σ = 4327270760232. Its totient is φ = 1202019655600.

The previous prime is 2644443242341. The next prime is 2644443242359. The reversal of 2644443242342 is 2432423444462.

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

It is a junction number, because it is equal to n+sod(n) for n = 2644443242293 and 2644443242302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2644443242341) 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, 60100982759 + ... + 60100982802.

It is an arithmetic number, because the mean of its divisors is an integer number (540908845029).

Almost surely, 2^{2644443242342} is an apocalyptic number.

2644443242342 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2644443242342 is a deficient number, since it is larger than the sum of its proper divisors (1682827517890).

2644443242342 is a wasteful number, since it uses less digits than its factorization.

2644443242342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120201965574.

The product of its digits is 3538944, while the sum is 44.

The spelling of 2644443242342 in words is "two trillion, six hundred forty-four billion, four hundred forty-three million, two hundred forty-two thousand, three hundred forty-two".