3320646641 has 16 divisors (see below), whose sum is σ = 3641863680. Its totient is φ = 3009195840.

The previous prime is 3320646619. The next prime is 3320646647. The reversal of 3320646641 is 1466460233.

It is not a de Polignac number, because 3320646641 - 2¹⁸ = 3320384497 is a prime.

It is a super-2 number, since 2×3320646641² = 22053388228769165762, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3320646647) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 213071 + ... + 228123.

It is an arithmetic number, because the mean of its divisors is an integer number (227616480).

Almost surely, 2^3320646641 is an apocalyptic number.

It is an amenable number.

3320646641 is a deficient number, since it is larger than the sum of its proper divisors (321217039).

3320646641 is a wasteful number, since it uses less digits than its factorization.

3320646641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15376.

The product of its (nonzero) digits is 62208, while the sum is 35.

The square root of 3320646641 is about 57625.0521995425. The cubic root of 3320646641 is about 1491.9040326750.

The spelling of 3320646641 in words is "three billion, three hundred twenty million, six hundred forty-six thousand, six hundred forty-one".