51903344593 has 8 divisors (see below), whose sum is σ = 52053405696. Its totient is φ = 51753360000.

The previous prime is 51903344551. The next prime is 51903344599. The reversal of 51903344593 is 39544330915.

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 51903344593 - 2⁹ = 51903344081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51903344599) 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 7 ways as a sum of consecutive naturals, for example, 1515448 + ... + 1549318.

It is an arithmetic number, because the mean of its divisors is an integer number (6506675712).

Almost surely, 2^51903344593 is an apocalyptic number.

It is an amenable number.

51903344593 is a deficient number, since it is larger than the sum of its proper divisors (150061103).

51903344593 is a wasteful number, since it uses less digits than its factorization.

51903344593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38255.

The product of its (nonzero) digits is 874800, while the sum is 46.

The spelling of 51903344593 in words is "fifty-one billion, nine hundred three million, three hundred forty-four thousand, five hundred ninety-three".