2116398288 has 20 divisors (see below), whose sum is σ = 5467362368. Its totient is φ = 705466080.

The previous prime is 2116398259. The next prime is 2116398299. The reversal of 2116398288 is 8828936112.

2116398288 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (48), and also a Moran number because the ratio is a prime number: 44091631 = 2116398288 / (2 + 1 + 1 + 6 + 3 + 9 + 8 + 2 + 8 + 8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22045768 + ... + 22045863.

Almost surely, 2^2116398288 is an apocalyptic number.

It is an amenable number.

2116398288 is an abundant number, since it is smaller than the sum of its proper divisors (3350964080).

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

2116398288 is a wasteful number, since it uses less digits than its factorization.

2116398288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44091642 (or 44091636 counting only the distinct ones).

The product of its digits is 331776, while the sum is 48.

The square root of 2116398288 is about 46004.3290136917. The cubic root of 2116398288 is about 1283.9037495421.

The spelling of 2116398288 in words is "two billion, one hundred sixteen million, three hundred ninety-eight thousand, two hundred eighty-eight".