50550164 has 36 divisors (see below), whose sum is σ = 104344884. Its totient is φ = 21361536.

The previous prime is 50550139. The next prime is 50550169. The reversal of 50550164 is 46105505.

It can be written as a sum of positive squares in 2 ways, for example, as 35402500 + 15147664 = 5950^2 + 3892^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50550169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12542 + ... + 16074.

It is an arithmetic number, because the mean of its divisors is an integer number (2898469).

Almost surely, 2^50550164 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50550164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52172442).

50550164 is an abundant number, since it is smaller than the sum of its proper divisors (53794720).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50550164 is a wasteful number, since it uses less digits than its factorization.

50550164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3624 (or 3615 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 50550164 is about 7109.8638524236. The cubic root of 50550164 is about 369.7494383459.

Adding to 50550164 its reverse (46105505), we get a palindrome (96655669).

The spelling of 50550164 in words is "fifty million, five hundred fifty thousand, one hundred sixty-four".