2312644112144 has 40 divisors (see below), whose sum is σ = 4509224516160. Its totient is φ = 1148976379008.

The previous prime is 2312644112143. The next prime is 2312644112153. The reversal of 2312644112144 is 4412114462132.

It is not an unprimeable number, because it can be changed into a prime (2312644112143) 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, 12108074 + ... + 12297590.

It is an arithmetic number, because the mean of its divisors is an integer number (112730612904).

Almost surely, 2^{2312644112144} is an apocalyptic number.

It is an amenable number.

2312644112144 is a deficient number, since it is larger than the sum of its proper divisors (2196580404016).

2312644112144 is a wasteful number, since it uses less digits than its factorization.

2312644112144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194367 (or 194361 counting only the distinct ones).

The product of its digits is 36864, while the sum is 35.

Adding to 2312644112144 its reverse (4412114462132), we get a palindrome (6724758574276).

The spelling of 2312644112144 in words is "two trillion, three hundred twelve billion, six hundred forty-four million, one hundred twelve thousand, one hundred forty-four".