3301431665 has 16 divisors (see below), whose sum is σ = 4542158208. Its totient is φ = 2256598656.

The previous prime is 3301431647. The next prime is 3301431667. The reversal of 3301431665 is 5661341033.

It is a cyclic number.

It is not a de Polignac number, because 3301431665 - 2²⁰ = 3300383089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3301431667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 139727 + ... + 161636.

It is an arithmetic number, because the mean of its divisors is an integer number (283884888).

Almost surely, 2^3301431665 is an apocalyptic number.

3301431665 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3301431665 is a deficient number, since it is larger than the sum of its proper divisors (1240726543).

3301431665 is a wasteful number, since it uses less digits than its factorization.

3301431665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301688.

The product of its (nonzero) digits is 19440, while the sum is 32.

The square root of 3301431665 is about 57458.0861585208. The cubic root of 3301431665 is about 1489.0208219072.

Adding to 3301431665 its reverse (5661341033), we get a palindrome (8962772698).

The spelling of 3301431665 in words is "three billion, three hundred one million, four hundred thirty-one thousand, six hundred sixty-five".