2197966814352 has 60 divisors (see below), whose sum is σ = 6317504481340. Its totient is φ = 712854100224.

The previous prime is 2197966814279. The next prime is 2197966814369. The reversal of 2197966814352 is 2534186697912.

2197966814352 is a `hidden beast` number, since 2 + 197 + 9 + 6 + 6 + 8 + 1 + 435 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2091367176336 + 106599638016 = 1446156^2 + 326496^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2197966814352.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 206260327 + ... + 206270982.

Almost surely, 2^{2197966814352} is an apocalyptic number.

It is an amenable number.

2197966814352 is an abundant number, since it is smaller than the sum of its proper divisors (4119537666988).

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

2197966814352 is a wasteful number, since it uses less digits than its factorization.

2197966814352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412531360 (or 412531351 counting only the distinct ones).

The product of its digits is 39191040, while the sum is 63.

The spelling of 2197966814352 in words is "two trillion, one hundred ninety-seven billion, nine hundred sixty-six million, eight hundred fourteen thousand, three hundred fifty-two".