50111365505 has 8 divisors (see below), whose sum is σ = 60135493824. Its totient is φ = 40087855600.

The previous prime is 50111365481. The next prime is 50111365517. The reversal of 50111365505 is 50556311105.

50111365505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 50111365505 - 2²⁰ = 50110316929 is a prime.

It is a super-2 number, since 2×50111365505² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47750 + ... + 320160.

It is an arithmetic number, because the mean of its divisors is an integer number (7516936728).

Almost surely, 2^50111365505 is an apocalyptic number.

It is an amenable number.

50111365505 is a deficient number, since it is larger than the sum of its proper divisors (10024128319).

50111365505 is a wasteful number, since it uses less digits than its factorization.

50111365505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309207.

The product of its (nonzero) digits is 11250, while the sum is 32.

The spelling of 50111365505 in words is "fifty billion, one hundred eleven million, three hundred sixty-five thousand, five hundred five".