3254641864665 has 32 divisors (see below), whose sum is σ = 5301660072960. Its totient is φ = 1704464316864.

The previous prime is 3254641864651. The next prime is 3254641864681. The reversal of 3254641864665 is 5664681464523.

It is a happy number.

It is not a de Polignac number, because 3254641864665 - 2⁶ = 3254641864601 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3254641864599 and 3254641864608.

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, 1288039 + ... + 2858028.

It is an arithmetic number, because the mean of its divisors is an integer number (165676877280).

Almost surely, 2^{3254641864665} is an apocalyptic number.

It is an amenable number.

3254641864665 is a deficient number, since it is larger than the sum of its proper divisors (2047018208295).

3254641864665 is a wasteful number, since it uses less digits than its factorization.

3254641864665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4147021.

The product of its digits is 99532800, while the sum is 60.

The spelling of 3254641864665 in words is "three trillion, two hundred fifty-four billion, six hundred forty-one million, eight hundred sixty-four thousand, six hundred sixty-five".