652055566 has 32 divisors (see below), whose sum is σ = 1077431040. Its totient is φ = 294585984.

The previous prime is 652055557. The next prime is 652055597. The reversal of 652055566 is 665550256.

652055566 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×652055566² = 850352922303160712, which contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 377581 + ... + 379303.

It is an arithmetic number, because the mean of its divisors is an integer number (33669720).

Almost surely, 2^652055566 is an apocalyptic number.

652055566 is a deficient number, since it is larger than the sum of its proper divisors (425375474).

652055566 is a wasteful number, since it uses less digits than its factorization.

652055566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2200.

The product of its (nonzero) digits is 270000, while the sum is 40.

The square root of 652055566 is about 25535.3787126802. The cubic root of 652055566 is about 867.1512786414.

The spelling of 652055566 in words is "six hundred fifty-two million, fifty-five thousand, five hundred sixty-six".