52645340353 has 16 divisors (see below), whose sum is σ = 56187371520. Its totient is φ = 49185145296.

The previous prime is 52645340333. The next prime is 52645340441. The reversal of 52645340353 is 35304354625.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52645340353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52645340303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 337650 + ... + 468292.

It is an arithmetic number, because the mean of its divisors is an integer number (3511710720).

Almost surely, 2^52645340353 is an apocalyptic number.

It is an amenable number.

52645340353 is a deficient number, since it is larger than the sum of its proper divisors (3542031167).

52645340353 is a wasteful number, since it uses less digits than its factorization.

52645340353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130956.

The product of its (nonzero) digits is 648000, while the sum is 40.

Adding to 52645340353 its reverse (35304354625), we get a palindrome (87949694978).

The spelling of 52645340353 in words is "fifty-two billion, six hundred forty-five million, three hundred forty thousand, three hundred fifty-three".