50505611 has 4 divisors (see below), whose sum is σ = 54390672. Its totient is φ = 46620552.

The previous prime is 50505599. The next prime is 50505619. The reversal of 50505611 is 11650505.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11650505 = 5 ⋅2330101.

It is a cyclic number.

It is not a de Polignac number, because 50505611 - 2⁶ = 50505547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50505619) 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, 1942511 + ... + 1942536.

It is an arithmetic number, because the mean of its divisors is an integer number (13597668).

Almost surely, 2^50505611 is an apocalyptic number.

50505611 is a deficient number, since it is larger than the sum of its proper divisors (3885061).

50505611 is a wasteful number, since it uses less digits than its factorization.

50505611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3885060.

The product of its (nonzero) digits is 750, while the sum is 23.

The square root of 50505611 is about 7106.7299793928. The cubic root of 50505611 is about 369.6407786998.

The spelling of 50505611 in words is "fifty million, five hundred five thousand, six hundred eleven".