2320152444 has 96 divisors (see below), whose sum is σ = 6184442880. Its totient is φ = 751766400.

The previous prime is 2320152391. The next prime is 2320152449. The reversal of 2320152444 is 4442510232.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2320152449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1464877 + ... + 1466459.

It is an arithmetic number, because the mean of its divisors is an integer number (64421280).

Almost surely, 2^2320152444 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2320152444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3092221440).

2320152444 is an abundant number, since it is smaller than the sum of its proper divisors (3864290436).

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

2320152444 is a wasteful number, since it uses less digits than its factorization.

2320152444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1968 (or 1960 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 2320152444 is about 48167.9607623159. The cubic root of 2320152444 is about 1323.8501844583.

Adding to 2320152444 its reverse (4442510232), we get a palindrome (6762662676).

The spelling of 2320152444 in words is "two billion, three hundred twenty million, one hundred fifty-two thousand, four hundred forty-four".