2320644160 has 112 divisors (see below), whose sum is σ = 5939357184. Its totient is φ = 860479488.

The previous prime is 2320644113. The next prime is 2320644163. The reversal of 2320644160 is 614460232.

It is not an unprimeable number, because it can be changed into a prime (2320644163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 361297 + ... + 367663.

Almost surely, 2^2320644160 is an apocalyptic number.

2320644160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2320644160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2969678592).

2320644160 is an abundant number, since it is smaller than the sum of its proper divisors (3618713024).

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

2320644160 is a wasteful number, since it uses less digits than its factorization.

2320644160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6468 (or 6458 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 2320644160 is about 48173.0646731138. The cubic root of 2320644160 is about 1323.9437002009.

The spelling of 2320644160 in words is "two billion, three hundred twenty million, six hundred forty-four thousand, one hundred sixty".