50140164 has 48 divisors (see below), whose sum is σ = 125798400. Its totient is φ = 15493536.

The previous prime is 50140163. The next prime is 50140199. The reversal of 50140164 is 46104105.

It is a self number, because there is not a number n which added to its sum of digits gives 50140164.

It is not an unprimeable number, because it can be changed into a prime (50140163) 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 15 ways as a sum of consecutive naturals, for example, 8377 + ... + 13055.

It is an arithmetic number, because the mean of its divisors is an integer number (2620800).

Almost surely, 2^50140164 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 50140164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62899200).

50140164 is an abundant number, since it is smaller than the sum of its proper divisors (75658236).

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

50140164 is a wasteful number, since it uses less digits than its factorization.

50140164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4752 (or 4750 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 50140164 is about 7080.9719671808. The cubic root of 50140164 is about 368.7470744190.

Adding to 50140164 its reverse (46104105), we get a palindrome (96244269).

The spelling of 50140164 in words is "fifty million, one hundred forty thousand, one hundred sixty-four".