2116445218912 has 48 divisors (see below), whose sum is σ = 4364447028480. Its totient is φ = 1008364120192.

The previous prime is 2116445218903. The next prime is 2116445218931. The reversal of 2116445218912 is 2198125446112.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent 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, 5273362 + ... + 5660497.

It is an arithmetic number, because the mean of its divisors is an integer number (90925979760).

Almost surely, 2^{2116445218912} is an apocalyptic number.

It is an amenable number.

2116445218912 is an abundant number, since it is smaller than the sum of its proper divisors (2248001809568).

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

2116445218912 is a wasteful number, since it uses less digits than its factorization.

2116445218912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10934155 (or 10934147 counting only the distinct ones).

The product of its digits is 276480, while the sum is 46.

The spelling of 2116445218912 in words is "two trillion, one hundred sixteen billion, four hundred forty-five million, two hundred eighteen thousand, nine hundred twelve".