2516118009 has 8 divisors (see below), whose sum is σ = 3360246240. Its totient is φ = 1674700896.

The previous prime is 2516117939. The next prime is 2516118023. The reversal of 2516118009 is 9008116152.

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

It is not a de Polignac number, because 2516118009 - 2¹⁹ = 2515593721 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2516118509) 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, 675612 + ... + 679325.

It is an arithmetic number, because the mean of its divisors is an integer number (420030780).

Almost surely, 2^2516118009 is an apocalyptic number.

It is an amenable number.

2516118009 is a deficient number, since it is larger than the sum of its proper divisors (844128231).

2516118009 is a wasteful number, since it uses less digits than its factorization.

2516118009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1355559.

The product of its (nonzero) digits is 4320, while the sum is 33.

The square root of 2516118009 is about 50160.9211338867. The cubic root of 2516118009 is about 1360.1192962322.

The spelling of 2516118009 in words is "two billion, five hundred sixteen million, one hundred eighteen thousand, nine".