52115740845185 has 16 divisors (see below), whose sum is σ = 62559024580800. Its totient is φ = 41679170210496.

The previous prime is 52115740845173. The next prime is 52115740845193. The reversal of 52115740845185 is 58154804751125.

It is a cyclic number.

It is not a de Polignac number, because 52115740845185 - 2¹² = 52115740841089 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52115740845185.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 399016871 + ... + 399147459.

It is an arithmetic number, because the mean of its divisors is an integer number (3909939036300).

Almost surely, 2^{52115740845185} is an apocalyptic number.

It is an amenable number.

52115740845185 is a deficient number, since it is larger than the sum of its proper divisors (10443283735615).

52115740845185 is a wasteful number, since it uses less digits than its factorization.

52115740845185 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155680.

The product of its (nonzero) digits is 8960000, while the sum is 56.

The spelling of 52115740845185 in words is "fifty-two trillion, one hundred fifteen billion, seven hundred forty million, eight hundred forty-five thousand, one hundred eighty-five".