50111712 has 216 divisors, whose sum is σ = 171419976. Its totient is φ = 13837824.

The previous prime is 50111693. The next prime is 50111749. The reversal of 50111712 is 21711105.

It is a happy number.

50111712 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×50111712² = 5022367359141888, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 747903 + ... + 747969.

It is an arithmetic number, because the mean of its divisors is an integer number (793611).

Almost surely, 2^50111712 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 50111712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85709988).

50111712 is an abundant number, since it is smaller than the sum of its proper divisors (121308264).

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

50111712 is a wasteful number, since it uses less digits than its factorization.

50111712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150 (or 132 counting only the distinct ones).

The product of its (nonzero) digits is 70, while the sum is 18.

The square root of 50111712 is about 7078.9626358669. The cubic root of 50111712 is about 368.6773128012.

Adding to 50111712 its reverse (21711105), we get a palindrome (71822817).

The spelling of 50111712 in words is "fifty million, one hundred eleven thousand, seven hundred twelve".