652529665 has 16 divisors (see below), whose sum is σ = 817786368. Its totient is φ = 498895936.

The previous prime is 652529653. The next prime is 652529677. The reversal of 652529665 is 566925256.

It is an interprime number because it is at equal distance from previous prime (652529653) and next prime (652529677).

It is a cyclic number.

It is not a de Polignac number, because 652529665 - 2¹⁹ = 652005377 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 214344 + ... + 217366.

It is an arithmetic number, because the mean of its divisors is an integer number (51111648).

Almost surely, 2^652529665 is an apocalyptic number.

It is an amenable number.

652529665 is a deficient number, since it is larger than the sum of its proper divisors (165256703).

652529665 is a wasteful number, since it uses less digits than its factorization.

652529665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4928.

The product of its digits is 972000, while the sum is 46.

The square root of 652529665 is about 25544.6602052171. The cubic root of 652529665 is about 867.3613915915.

The spelling of 652529665 in words is "six hundred fifty-two million, five hundred twenty-nine thousand, six hundred sixty-five".