2162055205000 has 40 divisors (see below), whose sum is σ = 5065695357030. Its totient is φ = 864822080000.

The previous prime is 2162055204979. The next prime is 2162055205001. The reversal of 2162055205000 is 5025502612.

It can be written as a sum of positive squares in 5 ways, for example, as 55963472356 + 2106091732644 = 236566^2 + 1451238^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 2162055205000.

It is not an unprimeable number, because it can be changed into a prime (2162055205001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 216200521 + ... + 216210520.

Almost surely, 2^{2162055205000} is an apocalyptic number.

2162055205000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2162055205000 is an abundant number, since it is smaller than the sum of its proper divisors (2903640152030).

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

2162055205000 is an equidigital number, since it uses as much as digits as its factorization.

2162055205000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432411067 (or 432411048 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 28.

The spelling of 2162055205000 in words is "two trillion, one hundred sixty-two billion, fifty-five million, two hundred five thousand".