3320641316531 has 8 divisors (see below), whose sum is σ = 4140020342784. Its totient is φ = 2587512714120.

The previous prime is 3320641316527. The next prime is 3320641316537. The reversal of 3320641316531 is 1356131460233.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3320641316531 - 2² = 3320641316527 is a prime.

It is a super-2 number, since 2×3320641316531² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3320641316537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21562605875 + ... + 21562606028.

It is an arithmetic number, because the mean of its divisors is an integer number (517502542848).

Almost surely, 2^{3320641316531} is an apocalyptic number.

3320641316531 is a deficient number, since it is larger than the sum of its proper divisors (819379026253).

3320641316531 is a wasteful number, since it uses less digits than its factorization.

3320641316531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43125211921.

The product of its (nonzero) digits is 116640, while the sum is 38.

Adding to 3320641316531 its reverse (1356131460233), we get a palindrome (4676772776764).

The spelling of 3320641316531 in words is "three trillion, three hundred twenty billion, six hundred forty-one million, three hundred sixteen thousand, five hundred thirty-one".