2196562656912 has 80 divisors (see below), whose sum is σ = 6120855323520. Its totient is φ = 674769908736.

The previous prime is 2196562656887. The next prime is 2196562656979.

2196562656912 is nontrivially palindromic in base 10.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2467612 + ... + 3237627.

It is an arithmetic number, because the mean of its divisors is an integer number (76510691544).

Almost surely, 2^{2196562656912} is an apocalyptic number.

It is an amenable number.

2196562656912 is an abundant number, since it is smaller than the sum of its proper divisors (3924292666608).

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

2196562656912 is a wasteful number, since it uses less digits than its factorization.

2196562656912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5705880 (or 5705874 counting only the distinct ones).

The product of its digits is 20995200, while the sum is 60.

The spelling of 2196562656912 in words is "two trillion, one hundred ninety-six billion, five hundred sixty-two million, six hundred fifty-six thousand, nine hundred twelve".