50520045409 has 8 divisors (see below), whose sum is σ = 53495285760. Its totient is φ = 47545190976.

The previous prime is 50520045403. The next prime is 50520045431. The reversal of 50520045409 is 90454002505.

It is a happy number.

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 50520045409 - 2⁷ = 50520045281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50520045403) 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, 198912 + ... + 374974.

It is an arithmetic number, because the mean of its divisors is an integer number (6686910720).

Almost surely, 2^50520045409 is an apocalyptic number.

It is an amenable number.

50520045409 is a deficient number, since it is larger than the sum of its proper divisors (2975240351).

50520045409 is a wasteful number, since it uses less digits than its factorization.

50520045409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192959.

The product of its (nonzero) digits is 36000, while the sum is 34.

The spelling of 50520045409 in words is "fifty billion, five hundred twenty million, forty-five thousand, four hundred nine".