50556321351 has 6 divisors (see below), whose sum is σ = 73025797520. Its totient is φ = 33704214228.

The previous prime is 50556321341. The next prime is 50556321353. The reversal of 50556321351 is 15312365505.

50556321351 is a `hidden beast` number, since 5 + 0 + 5 + 5 + 632 + 13 + 5 + 1 = 666.

It is not a de Polignac number, because 50556321351 - 2¹⁵ = 50556288583 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50556321353) 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 5 ways as a sum of consecutive naturals, for example, 2808684511 + ... + 2808684528.

Almost surely, 2^50556321351 is an apocalyptic number.

50556321351 is a deficient number, since it is larger than the sum of its proper divisors (22469476169).

50556321351 is a wasteful number, since it uses less digits than its factorization.

50556321351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5617369045 (or 5617369042 counting only the distinct ones).

The product of its (nonzero) digits is 67500, while the sum is 36.

Adding to 50556321351 its reverse (15312365505), we get a palindrome (65868686856).

The spelling of 50556321351 in words is "fifty billion, five hundred fifty-six million, three hundred twenty-one thousand, three hundred fifty-one".