2148868600000 has 84 divisors (see below), whose sum is σ = 5329860773328. Its totient is φ = 859547360000.

The previous prime is 2148868599971. The next prime is 2148868600093. The reversal of 2148868600000 is 68688412.

It is a self number, because there is not a number n which added to its sum of digits gives 2148868600000.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 5172172 + ... + 5572171.

It is an arithmetic number, because the mean of its divisors is an integer number (63450723492).

Almost surely, 2^{2148868600000} is an apocalyptic number.

2148868600000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2148868600000 is an abundant number, since it is smaller than the sum of its proper divisors (3180992173328).

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

2148868600000 is an frugal number, since it uses more digits than its factorization.

2148868600000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10744380 (or 10744350 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 43.

The spelling of 2148868600000 in words is "two trillion, one hundred forty-eight billion, eight hundred sixty-eight million, six hundred thousand".