50559580765 has 4 divisors (see below), whose sum is σ = 60671496924. Its totient is φ = 40447664608.

The previous prime is 50559580759. The next prime is 50559580769. The reversal of 50559580765 is 56708595505.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 56708595505 = 5 ⋅11341719101.

It can be written as a sum of positive squares in 2 ways, for example, as 32959313209 + 17600267556 = 181547^2 + 132666^2 .

It is a cyclic number.

It is not a de Polignac number, because 50559580765 - 2⁵ = 50559580733 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 (50559580769) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5055958072 + ... + 5055958081.

It is an arithmetic number, because the mean of its divisors is an integer number (15167874231).

Almost surely, 2^50559580765 is an apocalyptic number.

It is an amenable number.

50559580765 is a deficient number, since it is larger than the sum of its proper divisors (10111916159).

50559580765 is a wasteful number, since it uses less digits than its factorization.

50559580765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10111916158.

The product of its (nonzero) digits is 9450000, while the sum is 55.

The spelling of 50559580765 in words is "fifty billion, five hundred fifty-nine million, five hundred eighty thousand, seven hundred sixty-five".