2116316155 has 8 divisors (see below), whose sum is σ = 2570177232. Its totient is φ = 1672654368.

The previous prime is 2116316149. The next prime is 2116316183. The reversal of 2116316155 is 5516136112.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2116316155 - 2⁵ = 2116316123 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2549364 + ... + 2550193.

It is an arithmetic number, because the mean of its divisors is an integer number (321272154).

Almost surely, 2^2116316155 is an apocalyptic number.

2116316155 is a deficient number, since it is larger than the sum of its proper divisors (453861077).

2116316155 is an equidigital number, since it uses as much as digits as its factorization.

2116316155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5099645.

The product of its digits is 5400, while the sum is 31.

The square root of 2116316155 is about 46003.4363390388. The cubic root of 2116316155 is about 1283.8871407857.

The spelling of 2116316155 in words is "two billion, one hundred sixteen million, three hundred sixteen thousand, one hundred fifty-five".