50613165 has 24 divisors (see below), whose sum is σ = 92891448. Its totient is φ = 25405440.

The previous prime is 50613161. The next prime is 50613181. The reversal of 50613165 is 56131605.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 24265476 + 26347689 = 4926^2 + 5133^2 .

It is not a de Polignac number, because 50613165 - 2² = 50613161 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50613161) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32316 + ... + 33845.

It is an arithmetic number, because the mean of its divisors is an integer number (3870477).

Almost surely, 2^50613165 is an apocalyptic number.

It is an amenable number.

50613165 is a deficient number, since it is larger than the sum of its proper divisors (42278283).

50613165 is a wasteful number, since it uses less digits than its factorization.

50613165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66189 (or 66186 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 50613165 is about 7114.2930077415. The cubic root of 50613165 is about 369.9029816240.

The spelling of 50613165 in words is "fifty million, six hundred thirteen thousand, one hundred sixty-five".