2681489334 has 16 divisors (see below), whose sum is σ = 5363538480. Its totient is φ = 893736480.

The previous prime is 2681489309. The next prime is 2681489387. The reversal of 2681489334 is 4339841862.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64224 + ... + 97404.

It is an arithmetic number, because the mean of its divisors is an integer number (335221155).

Almost surely, 2^2681489334 is an apocalyptic number.

2681489334 is an abundant number, since it is smaller than the sum of its proper divisors (2682049146).

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

2681489334 is a wasteful number, since it uses less digits than its factorization.

2681489334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46655.

The product of its digits is 995328, while the sum is 48.

The square root of 2681489334 is about 51783.0989223318. The cubic root of 2681489334 is about 1389.2871686190.

The spelling of 2681489334 in words is "two billion, six hundred eighty-one million, four hundred eighty-nine thousand, three hundred thirty-four".