2681996944 has 75 divisors (see below), whose sum is σ = 5769890035. Its totient is φ = 1207696160.

The previous prime is 2681996939. The next prime is 2681997013. The reversal of 2681996944 is 4496991862.

The square root of 2681996944 is 51788.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 25065339 + ... + 25065445.

Almost surely, 2^2681996944 is an apocalyptic number.

2681996944 is the 51788-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2681996944

2681996944 is an abundant number, since it is smaller than the sum of its proper divisors (3087893091).

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

2681996944 is an frugal number, since it uses more digits than its factorization.

2681996944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266 (or 120 counting only the distinct ones).

The product of its digits is 6718464, while the sum is 58.

The cubic root of 2681996944 is about 1389.3748278109.

The spelling of 2681996944 in words is "two billion, six hundred eighty-one million, nine hundred ninety-six thousand, nine hundred forty-four".