2118116958 has 8 divisors (see below), whose sum is σ = 4236233928. Its totient is φ = 706038984.

The previous prime is 2118116927. The next prime is 2118116971. The reversal of 2118116958 is 8596118112.

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

2118116958 is an admirable number.

It is a super-3 number, since 3×2118116958³ (a number of 29 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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, 176509741 + ... + 176509752.

It is an arithmetic number, because the mean of its divisors is an integer number (529529241).

Almost surely, 2^2118116958 is an apocalyptic number.

2118116958 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2118116958 is a wasteful number, since it uses less digits than its factorization.

2118116958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353019498.

The product of its digits is 34560, while the sum is 42.

The square root of 2118116958 is about 46023.0046607129. The cubic root of 2118116958 is about 1284.2511967170.

The spelling of 2118116958 in words is "two billion, one hundred eighteen million, one hundred sixteen thousand, nine hundred fifty-eight".