50586868505 has 4 divisors (see below), whose sum is σ = 60704242212. Its totient is φ = 40469494800.

The previous prime is 50586868487. The next prime is 50586868513.

50586868505 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 30104679049 + 20482189456 = 173507^2 + 143116^2 .

It is not a de Polignac number, because 50586868505 - 2¹⁸ = 50586606361 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5058686846 + ... + 5058686855.

It is an arithmetic number, because the mean of its divisors is an integer number (15176060553).

Almost surely, 2^50586868505 is an apocalyptic number.

It is an amenable number.

50586868505 is a deficient number, since it is larger than the sum of its proper divisors (10117373707).

50586868505 is a wasteful number, since it uses less digits than its factorization.

50586868505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10117373706.

The product of its (nonzero) digits is 11520000, while the sum is 56.

The spelling of 50586868505 in words is "fifty billion, five hundred eighty-six million, eight hundred sixty-eight thousand, five hundred five".