2681126612 has 12 divisors (see below), whose sum is σ = 4806410196. Its totient is φ = 1307866560.

The previous prime is 2681126447. The next prime is 2681126621. The reversal of 2681126612 is 2166211862.

It can be written as a sum of positive squares in 2 ways, for example, as 1012894276 + 1668232336 = 31826^2 + 40844^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8174003 + ... + 8174330.

It is an arithmetic number, because the mean of its divisors is an integer number (400534183).

Almost surely, 2^2681126612 is an apocalyptic number.

It is an amenable number.

2681126612 is a deficient number, since it is larger than the sum of its proper divisors (2125283584).

2681126612 is a wasteful number, since it uses less digits than its factorization.

2681126612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16348378 (or 16348376 counting only the distinct ones).

The product of its digits is 13824, while the sum is 35.

The square root of 2681126612 is about 51779.5964835571. The cubic root of 2681126612 is about 1389.2245233646.

The spelling of 2681126612 in words is "two billion, six hundred eighty-one million, one hundred twenty-six thousand, six hundred twelve".