2311143244344 has 48 divisors (see below), whose sum is σ = 6828377769720. Its totient is φ = 700346437440.

The previous prime is 2311143244283. The next prime is 2311143244391. The reversal of 2311143244344 is 4434423411132.

2311143244344 is a `hidden beast` number, since 2 + 31 + 1 + 1 + 43 + 244 + 344 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 2311143244299 and 2311143244308.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1459054287 + ... + 1459055870.

Almost surely, 2^{2311143244344} is an apocalyptic number.

2311143244344 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2311143244344 is an abundant number, since it is smaller than the sum of its proper divisors (4517234525376).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2311143244344 is a wasteful number, since it uses less digits than its factorization.

2311143244344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2918110180 (or 2918110173 counting only the distinct ones).

The product of its digits is 110592, while the sum is 36.

Adding to 2311143244344 its reverse (4434423411132), we get a palindrome (6745566655476).

The spelling of 2311143244344 in words is "two trillion, three hundred eleven billion, one hundred forty-three million, two hundred forty-four thousand, three hundred forty-four".