3808660265 has 4 divisors (see below), whose sum is σ = 4570392324. Its totient is φ = 3046928208.

The previous prime is 3808660249. The next prime is 3808660309. The reversal of 3808660265 is 5620668083.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1090914841 + 2717745424 = 33029^2 + 52132^2 .

It is a cyclic number.

It is not a de Polignac number, because 3808660265 - 2⁴ = 3808660249 is a prime.

It is a Duffinian 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, 380866022 + ... + 380866031.

It is an arithmetic number, because the mean of its divisors is an integer number (1142598081).

Almost surely, 2^3808660265 is an apocalyptic number.

It is an amenable number.

3808660265 is a deficient number, since it is larger than the sum of its proper divisors (761732059).

3808660265 is an equidigital number, since it uses as much as digits as its factorization.

3808660265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 761732058.

The product of its (nonzero) digits is 414720, while the sum is 44.

The square root of 3808660265 is about 61714.3440781801. The cubic root of 3808660265 is about 1561.6753129884.

The spelling of 3808660265 in words is "three billion, eight hundred eight million, six hundred sixty thousand, two hundred sixty-five".