652297306869 has 48 divisors (see below), whose sum is σ = 1019547088560. Its totient is φ = 399494799360.

The previous prime is 652297306807. The next prime is 652297306901. The reversal of 652297306869 is 968603792256.

It can be written as a sum of positive squares in 8 ways, for example, as 119499501969 + 532797804900 = 345687^2 + 729930^2 .

It is not a de Polignac number, because 652297306869 - 2¹⁷ = 652297175797 is a prime.

It is a super-2 number, since 2×652297306869² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (652297306169) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 20704609 + ... + 20736089.

It is an arithmetic number, because the mean of its divisors is an integer number (21240564345).

Almost surely, 2^652297306869 is an apocalyptic number.

It is an amenable number.

652297306869 is a deficient number, since it is larger than the sum of its proper divisors (367249781691).

652297306869 is a wasteful number, since it uses less digits than its factorization.

652297306869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32342 (or 32339 counting only the distinct ones).

The product of its (nonzero) digits is 58786560, while the sum is 63.

The spelling of 652297306869 in words is "six hundred fifty-two billion, two hundred ninety-seven million, three hundred six thousand, eight hundred sixty-nine".