50565076806509 has 8 divisors (see below), whose sum is σ = 53759097245952. Its totient is φ = 47454017937040.

The previous prime is 50565076806487. The next prime is 50565076806521. The reversal of 50565076806509 is 90560867056505.

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 50565076806509 - 2³⁶ = 50496357329773 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 (50565076806589) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20740391237 + ... + 20740393674.

It is an arithmetic number, because the mean of its divisors is an integer number (6719887155744).

Almost surely, 2^{50565076806509} is an apocalyptic number.

It is an amenable number.

50565076806509 is a deficient number, since it is larger than the sum of its proper divisors (3194020439443).

50565076806509 is a wasteful number, since it uses less digits than its factorization.

50565076806509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41480784987.

The product of its (nonzero) digits is 68040000, while the sum is 62.

The spelling of 50565076806509 in words is "fifty trillion, five hundred sixty-five billion, seventy-six million, eight hundred six thousand, five hundred nine".