2141216824178 has 16 divisors (see below), whose sum is σ = 3438966880440. Its totient is φ = 996309743616.

The previous prime is 2141216824163. The next prime is 2141216824181. The reversal of 2141216824178 is 8714286121412.

It can be written as a sum of positive squares in 4 ways, for example, as 2003065598209 + 138151225969 = 1415297^2 + 371687^2 .

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, 353800151 + ... + 353806202.

Almost surely, 2^{2141216824178} is an apocalyptic number.

2141216824178 is a deficient number, since it is larger than the sum of its proper divisors (1297750056262).

2141216824178 is a wasteful number, since it uses less digits than its factorization.

2141216824178 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 707606461.

The product of its digits is 344064, while the sum is 47.

The spelling of 2141216824178 in words is "two trillion, one hundred forty-one billion, two hundred sixteen million, eight hundred twenty-four thousand, one hundred seventy-eight".