8241313665 has 32 divisors (see below), whose sum is σ = 14341049856. Its totient is φ = 4017081600.

The previous prime is 8241313589. The next prime is 8241313673. The reversal of 8241313665 is 5663131428.

It is not a de Polignac number, because 8241313665 - 2¹³ = 8241305473 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 189529 + ... + 228918.

It is an arithmetic number, because the mean of its divisors is an integer number (448157808).

Almost surely, 2^8241313665 is an apocalyptic number.

It is an amenable number.

8241313665 is a deficient number, since it is larger than the sum of its proper divisors (6099736191).

8241313665 is a wasteful number, since it uses less digits than its factorization.

8241313665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418569.

The product of its digits is 103680, while the sum is 39.

The square root of 8241313665 is about 90781.6813294400. The cubic root of 8241313665 is about 2019.9105983535.

The spelling of 8241313665 in words is "eight billion, two hundred forty-one million, three hundred thirteen thousand, six hundred sixty-five".