652051668 has 12 divisors (see below), whose sum is σ = 1521453920. Its totient is φ = 217350552.

The previous prime is 652051663. The next prime is 652051693. The reversal of 652051668 is 866150256.

652051668 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (652051661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27168808 + ... + 27168831.

Almost surely, 2^652051668 is an apocalyptic number.

It is an amenable number.

652051668 is an abundant number, since it is smaller than the sum of its proper divisors (869402252).

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

652051668 is a wasteful number, since it uses less digits than its factorization.

652051668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54337646 (or 54337644 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 39.

The square root of 652051668 is about 25535.3023870876. The cubic root of 652051668 is about 867.1495506893.

The spelling of 652051668 in words is "six hundred fifty-two million, fifty-one thousand, six hundred sixty-eight".