325585044666 has 64 divisors (see below), whose sum is σ = 830493715200. Its totient is φ = 92618054208.

The previous prime is 325585044607. The next prime is 325585044679. The reversal of 325585044666 is 666440585523.

It is a super-2 number, since 2×325585044666² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1794085 + ... + 1967208.

It is an arithmetic number, because the mean of its divisors is an integer number (12976464300).

Almost surely, 2^325585044666 is an apocalyptic number.

325585044666 is an abundant number, since it is smaller than the sum of its proper divisors (504908670534).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

325585044666 is a wasteful number, since it uses less digits than its factorization.

325585044666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3761540 (or 3761534 counting only the distinct ones).

The product of its (nonzero) digits is 20736000, while the sum is 54.

The spelling of 325585044666 in words is "three hundred twenty-five billion, five hundred eighty-five million, forty-four thousand, six hundred sixty-six".