2299638816 has 96 divisors (see below), whose sum is σ = 6715800000. Its totient is φ = 765573120.

The previous prime is 2299638797. The next prime is 2299638821. The reversal of 2299638816 is 6188369922.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (54).

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1078071 + ... + 1080201.

It is an arithmetic number, because the mean of its divisors is an integer number (69956250).

Almost surely, 2^2299638816 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 2299638816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3357900000).

2299638816 is an abundant number, since it is smaller than the sum of its proper divisors (4416161184).

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

2299638816 is a wasteful number, since it uses less digits than its factorization.

2299638816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3399 (or 3385 counting only the distinct ones).

The product of its digits is 2239488, while the sum is 54.

The square root of 2299638816 is about 47954.5494817749. The cubic root of 2299638816 is about 1319.9370217887.

The spelling of 2299638816 in words is "two billion, two hundred ninety-nine million, six hundred thirty-eight thousand, eight hundred sixteen".