2065436770 has 16 divisors (see below), whose sum is σ = 3724931448. Its totient is φ = 824586880.

The previous prime is 2065436741. The next prime is 2065436801. The reversal of 2065436770 is 776345602.

It can be written as a sum of positive squares in 4 ways, for example, as 1600560049 + 464876721 = 40007^2 + 21561^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 193009 + ... + 203428.

Almost surely, 2^2065436770 is an apocalyptic number.

2065436770 is a deficient number, since it is larger than the sum of its proper divisors (1659494678).

2065436770 is a wasteful number, since it uses less digits than its factorization.

2065436770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396965.

The product of its (nonzero) digits is 211680, while the sum is 40.

The square root of 2065436770 is about 45447.0765836484. The cubic root of 2065436770 is about 1273.5147169191.

The spelling of 2065436770 in words is "two billion, sixty-five million, four hundred thirty-six thousand, seven hundred seventy".