2116645162115 has 8 divisors (see below), whose sum is σ = 2770880939568. Its totient is φ = 1539378299680.

The previous prime is 2116645162097. The next prime is 2116645162157. The reversal of 2116645162115 is 5112615466112.

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

It is not a de Polignac number, because 2116645162115 - 2²² = 2116640967811 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19242228692 + ... + 19242228801.

It is an arithmetic number, because the mean of its divisors is an integer number (346360117446).

Almost surely, 2^{2116645162115} is an apocalyptic number.

2116645162115 is a deficient number, since it is larger than the sum of its proper divisors (654235777453).

2116645162115 is a wasteful number, since it uses less digits than its factorization.

2116645162115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38484457509.

The product of its digits is 86400, while the sum is 41.

The spelling of 2116645162115 in words is "two trillion, one hundred sixteen billion, six hundred forty-five million, one hundred sixty-two thousand, one hundred fifteen".