52236118868 has 6 divisors (see below), whose sum is σ = 91413208026. Its totient is φ = 26118059432.

The previous prime is 52236118859. The next prime is 52236118903. The reversal of 52236118868 is 86881163225.

It can be written as a sum of positive squares in only one way, i.e., 28467113284 + 23769005584 = 168722^2 + 154172^2 .

It is a super-2 number, since 2×52236118868² (a number of 22 digits) contains 22 as substring.

It is a congruent 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 as a sum of consecutive naturals, namely, 6529514855 + ... + 6529514862.

It is an arithmetic number, because the mean of its divisors is an integer number (15235534671).

Almost surely, 2^52236118868 is an apocalyptic number.

It is an amenable number.

52236118868 is a deficient number, since it is larger than the sum of its proper divisors (39177089158).

52236118868 is a wasteful number, since it uses less digits than its factorization.

52236118868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13059029721 (or 13059029719 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 50.

The spelling of 52236118868 in words is "fifty-two billion, two hundred thirty-six million, one hundred eighteen thousand, eight hundred sixty-eight".