52850535851521 has 8 divisors (see below), whose sum is σ = 53671732773984. Its totient is φ = 52035399423360.

The previous prime is 52850535851473. The next prime is 52850535851543. The reversal of 52850535851521 is 12515853505825.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52850535851521 - 2³⁹ = 52300780037633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52850535851551) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 1515106000 + ... + 1515140881.

It is an arithmetic number, because the mean of its divisors is an integer number (6708966596748).

Almost surely, 2^{52850535851521} is an apocalyptic number.

It is an amenable number.

52850535851521 is a deficient number, since it is larger than the sum of its proper divisors (821196922463).

52850535851521 is a wasteful number, since it uses less digits than its factorization.

52850535851521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3030247151.

The product of its (nonzero) digits is 12000000, while the sum is 55.

The spelling of 52850535851521 in words is "fifty-two trillion, eight hundred fifty billion, five hundred thirty-five million, eight hundred fifty-one thousand, five hundred twenty-one".