3216530612 has 48 divisors (see below), whose sum is σ = 5953382400. Its totient is φ = 1518518880.

The previous prime is 3216530609. The next prime is 3216530663. The reversal of 3216530612 is 2160356123.

It is a congruent 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 15 ways as a sum of consecutive naturals, for example, 1015343 + ... + 1018505.

It is an arithmetic number, because the mean of its divisors is an integer number (124028800).

Almost surely, 2^3216530612 is an apocalyptic number.

It is an amenable number.

3216530612 is a deficient number, since it is larger than the sum of its proper divisors (2736851788).

3216530612 is a wasteful number, since it uses less digits than its factorization.

3216530612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3396 (or 3394 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 3216530612 is about 56714.4656326761. The cubic root of 3216530612 is about 1476.1457132212.

Adding to 3216530612 its reverse (2160356123), we get a palindrome (5376886735).

The spelling of 3216530612 in words is "three billion, two hundred sixteen million, five hundred thirty thousand, six hundred twelve".