2116589539 has 8 divisors (see below), whose sum is σ = 2262854880. Its totient is φ = 1972742016.

The previous prime is 2116589537. The next prime is 2116589581. The reversal of 2116589539 is 9359856112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2116589539 - 2¹ = 2116589537 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2116589492 and 2116589501.

It is not an unprimeable number, because it can be changed into a prime (2116589533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 602644 + ... + 606145.

It is an arithmetic number, because the mean of its divisors is an integer number (282856860).

Almost surely, 2^2116589539 is an apocalyptic number.

2116589539 is a deficient number, since it is larger than the sum of its proper divisors (146265341).

2116589539 is a wasteful number, since it uses less digits than its factorization.

2116589539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1208909.

The product of its digits is 583200, while the sum is 49.

The square root of 2116589539 is about 46006.4075863352. The cubic root of 2116589539 is about 1283.9424222377.

The spelling of 2116589539 in words is "two billion, one hundred sixteen million, five hundred eighty-nine thousand, five hundred thirty-nine".