652165610 has 8 divisors (see below), whose sum is σ = 1173898116. Its totient is φ = 260866240.

The previous prime is 652165523. The next prime is 652165637. The reversal of 652165610 is 16561256.

It can be written as a sum of positive squares in 2 ways, for example, as 640747969 + 11417641 = 25313^2 + 3379^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32608271 + ... + 32608290.

Almost surely, 2^652165610 is an apocalyptic number.

652165610 is a deficient number, since it is larger than the sum of its proper divisors (521732506).

652165610 is a wasteful number, since it uses less digits than its factorization.

652165610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65216568.

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 652165610 is about 25537.5333577854. The cubic root of 652165610 is about 867.2000574228.

The spelling of 652165610 in words is "six hundred fifty-two million, one hundred sixty-five thousand, six hundred ten".