3659757065 has 12 divisors (see below), whose sum is σ = 4400959116. Its totient is φ = 2921650368.

The previous prime is 3659757043. The next prime is 3659757083. The reversal of 3659757065 is 5607579563.

3659757065 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 771339529 + 2888417536 = 27773^2 + 53744^2 .

It is not a de Polignac number, because 3659757065 - 2²⁰ = 3658708489 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3659756998 and 3659757016.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2290847 + ... + 2292443.

It is an arithmetic number, because the mean of its divisors is an integer number (366746593).

Almost surely, 2^3659757065 is an apocalyptic number.

It is an amenable number.

3659757065 is a deficient number, since it is larger than the sum of its proper divisors (741202051).

3659757065 is an frugal number, since it uses more digits than its factorization.

3659757065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2956 (or 2279 counting only the distinct ones).

The product of its (nonzero) digits is 5953500, while the sum is 53.

The square root of 3659757065 is about 60495.9260198569. The cubic root of 3659757065 is about 1541.0524465228.

The spelling of 3659757065 in words is "three billion, six hundred fifty-nine million, seven hundred fifty-seven thousand, sixty-five".