3216652566 has 64 divisors (see below), whose sum is σ = 6934118400. Its totient is φ = 992476800.

The previous prime is 3216652547. The next prime is 3216652577. The reversal of 3216652566 is 6652566123.

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 31 ways as a sum of consecutive naturals, for example, 585211 + ... + 590681.

It is an arithmetic number, because the mean of its divisors is an integer number (108345600).

Almost surely, 2^3216652566 is an apocalyptic number.

3216652566 is an abundant number, since it is smaller than the sum of its proper divisors (3717465834).

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

3216652566 is a wasteful number, since it uses less digits than its factorization.

3216652566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5645.

The product of its digits is 388800, while the sum is 42.

The square root of 3216652566 is about 56715.5407802835. The cubic root of 3216652566 is about 1476.1643688911.

The spelling of 3216652566 in words is "three billion, two hundred sixteen million, six hundred fifty-two thousand, five hundred sixty-six".