52421524317 has 12 divisors (see below), whose sum is σ = 75722524800. Its totient is φ = 34946508168.

The previous prime is 52421524313. The next prime is 52421524327. The reversal of 52421524317 is 71342512425.

52421524317 is a `hidden beast` number, since 5 + 2 + 4 + 215 + 2 + 431 + 7 = 666.

It is not a de Polignac number, because 52421524317 - 2² = 52421524313 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52421524313) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 249684 + ... + 408882.

It is an arithmetic number, because the mean of its divisors is an integer number (6310210400).

Almost surely, 2^52421524317 is an apocalyptic number.

It is an amenable number.

52421524317 is a deficient number, since it is larger than the sum of its proper divisors (23301000483).

52421524317 is a wasteful number, since it uses less digits than its factorization.

52421524317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195792 (or 195789 counting only the distinct ones).

The product of its digits is 67200, while the sum is 36.

The spelling of 52421524317 in words is "fifty-two billion, four hundred twenty-one million, five hundred twenty-four thousand, three hundred seventeen".