413641664 has 14 divisors (see below), whose sum is σ = 820820304. Its totient is φ = 206820800.

The previous prime is 413641643. The next prime is 413641673. The reversal of 413641664 is 466146314.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3231512 + ... + 3231639.

Almost surely, 2^413641664 is an apocalyptic number.

It is an amenable number.

413641664 is a deficient number, since it is larger than the sum of its proper divisors (407178640).

413641664 is an equidigital number, since it uses as much as digits as its factorization.

413641664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6463163 (or 6463153 counting only the distinct ones).

The product of its digits is 41472, while the sum is 35.

The square root of 413641664 is about 20338.1824163321. The cubic root of 413641664 is about 745.0888976992.

Adding to 413641664 its reverse (466146314), we get a palindrome (879787978).

The spelling of 413641664 in words is "four hundred thirteen million, six hundred forty-one thousand, six hundred sixty-four".