2012996843776 has 72 divisors (see below), whose sum is σ = 4230146954880. Its totient is φ = 953403992064.

The previous prime is 2012996843773. The next prime is 2012996843777. The reversal of 2012996843776 is 6773486992102.

It is a Harshad number since it is a multiple of its sum of digits (64).

It is not an unprimeable number, because it can be changed into a prime (2012996843773) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47047545 + ... + 47090311.

It is an arithmetic number, because the mean of its divisors is an integer number (58752041040).

Almost surely, 2^{2012996843776} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2012996843776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2115073477440).

2012996843776 is an abundant number, since it is smaller than the sum of its proper divisors (2217150111104).

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

2012996843776 is an equidigital number, since it uses as much as digits as its factorization.

2012996843776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52479 (or 52465 counting only the distinct ones).

The product of its (nonzero) digits is 54867456, while the sum is 64.

The spelling of 2012996843776 in words is "two trillion, twelve billion, nine hundred ninety-six million, eight hundred forty-three thousand, seven hundred seventy-six".