2089081870 has 16 divisors (see below), whose sum is σ = 3802600080. Its totient is φ = 826243264.

The previous prime is 2089081859. The next prime is 2089081913. The reversal of 2089081870 is 781809802.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1172752 + ... + 1174531.

It is an arithmetic number, because the mean of its divisors is an integer number (237662505).

Almost surely, 2^2089081870 is an apocalyptic number.

2089081870 is a deficient number, since it is larger than the sum of its proper divisors (1713518210).

2089081870 is a wasteful number, since it uses less digits than its factorization.

2089081870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2347379.

The product of its (nonzero) digits is 64512, while the sum is 43.

The square root of 2089081870 is about 45706.4751430254. The cubic root of 2089081870 is about 1278.3560172842.

The spelling of 2089081870 in words is "two billion, eighty-nine million, eighty-one thousand, eight hundred seventy".