2124846705720 has 128 divisors (see below), whose sum is σ = 6601332142080. Its totient is φ = 546584064000.

The previous prime is 2124846705649. The next prime is 2124846705731. The reversal of 2124846705720 is 275076484212.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 2124846705720.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 238600 + ... + 2075240.

It is an arithmetic number, because the mean of its divisors is an integer number (51572907360).

Almost surely, 2^{2124846705720} is an apocalyptic number.

2124846705720 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2124846705720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3300666071040).

2124846705720 is an abundant number, since it is smaller than the sum of its proper divisors (4476485436360).

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

2124846705720 is a wasteful number, since it uses less digits than its factorization.

2124846705720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1836997 (or 1836993 counting only the distinct ones).

The product of its (nonzero) digits is 1505280, while the sum is 48.

The spelling of 2124846705720 in words is "two trillion, one hundred twenty-four billion, eight hundred forty-six million, seven hundred five thousand, seven hundred twenty".