2189848804992 has 160 divisors (see below), whose sum is σ = 6727179888000. Its totient is φ = 706402736640.

The previous prime is 2189848804991. The next prime is 2189848805003. The reversal of 2189848804992 is 2994088489812.

2189848804992 is a `hidden beast` number, since 2 + 1 + 8 + 98 + 48 + 8 + 0 + 499 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a self number, because there is not a number n which added to its sum of digits gives 2189848804992.

It is not an unprimeable number, because it can be changed into a prime (2189848804991) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3085242 + ... + 3728057.

It is an arithmetic number, because the mean of its divisors is an integer number (42044874300).

Almost surely, 2^{2189848804992} is an apocalyptic number.

It is an amenable number.

2189848804992 is an abundant number, since it is smaller than the sum of its proper divisors (4537331083008).

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

2189848804992 is an equidigital number, since it uses as much as digits as its factorization.

2189848804992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6813356 (or 6813335 counting only the distinct ones).

The product of its (nonzero) digits is 191102976, while the sum is 72.

The spelling of 2189848804992 in words is "two trillion, one hundred eighty-nine billion, eight hundred forty-eight million, eight hundred four thousand, nine hundred ninety-two".