2146944324756 has 144 divisors (see below), whose sum is σ = 6591676976640. Its totient is φ = 528297906240.

The previous prime is 2146944324751. The next prime is 2146944324809. The reversal of 2146944324756 is 6574234496412.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a junction number, because it is equal to n+sod(n) for n = 2146944324696 and 2146944324705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2146944324751) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2884626 + ... + 3551753.

It is an arithmetic number, because the mean of its divisors is an integer number (45775534560).

Almost surely, 2^{2146944324756} is an apocalyptic number.

It is an amenable number.

2146944324756 is an abundant number, since it is smaller than the sum of its proper divisors (4444732651884).

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

2146944324756 is a wasteful number, since it uses less digits than its factorization.

2146944324756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6436442 (or 6436421 counting only the distinct ones).

The product of its digits is 34836480, while the sum is 57.

The spelling of 2146944324756 in words is "two trillion, one hundred forty-six billion, nine hundred forty-four million, three hundred twenty-four thousand, seven hundred fifty-six".