2313440144 has 20 divisors (see below), whose sum is σ = 4545423360. Its totient is φ = 1140427680.

The previous prime is 2313440117. The next prime is 2313440149. The reversal of 2313440144 is 4410443132.

It is not an unprimeable number, because it can be changed into a prime (2313440149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1017104 + ... + 1019375.

It is an arithmetic number, because the mean of its divisors is an integer number (227271168).

Almost surely, 2^2313440144 is an apocalyptic number.

It is an amenable number.

2313440144 is a deficient number, since it is larger than the sum of its proper divisors (2231983216).

2313440144 is a wasteful number, since it uses less digits than its factorization.

2313440144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2036558 (or 2036552 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 2313440144 is about 48098.2343127063. The cubic root of 2313440144 is about 1322.5722996531.

Adding to 2313440144 its reverse (4410443132), we get a palindrome (6723883276).

The spelling of 2313440144 in words is "two billion, three hundred thirteen million, four hundred forty thousand, one hundred forty-four".