2162241165056 has 72 divisors (see below), whose sum is σ = 5222766417120. Its totient is φ = 872164491264.

The previous prime is 2162241165043. The next prime is 2162241165079. The reversal of 2162241165056 is 6505611422612.

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, 35458001 + ... + 35518928.

It is an arithmetic number, because the mean of its divisors is an integer number (72538422460).

Almost surely, 2^{2162241165056} is an apocalyptic number.

It is an amenable number.

2162241165056 is an abundant number, since it is smaller than the sum of its proper divisors (3060525252064).

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

2162241165056 is an equidigital number, since it uses as much as digits as its factorization.

2162241165056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70976969 (or 70976955 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 41.

Adding to 2162241165056 its reverse (6505611422612), we get a palindrome (8667852587668).

The spelling of 2162241165056 in words is "two trillion, one hundred sixty-two billion, two hundred forty-one million, one hundred sixty-five thousand, fifty-six".