50111002222164 has 72 divisors (see below), whose sum is σ = 136415499612392. Its totient is φ = 15418519464960.

The previous prime is 50111002222163. The next prime is 50111002222187. The reversal of 50111002222164 is 46122220011105.

It is a happy number.

50111002222164 is a `hidden beast` number, since 501 + 1 + 100 + 22 + 22 + 16 + 4 = 666.

50111002222164 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1543204938564 + 48567797283600 = 1242258^2 + 6969060^2 .

It is a super-2 number, since 2×50111002222164² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50111002222163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29073624 + ... + 30748944.

Almost surely, 2^{50111002222164} is an apocalyptic number.

It is an amenable number.

50111002222164 is an abundant number, since it is smaller than the sum of its proper divisors (86304497390228).

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

50111002222164 is a wasteful number, since it uses less digits than its factorization.

50111002222164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1739257 (or 1739252 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

Adding to 50111002222164 its reverse (46122220011105), we get a palindrome (96233222233269).

The spelling of 50111002222164 in words is "fifty trillion, one hundred eleven billion, two million, two hundred twenty-two thousand, one hundred sixty-four".