50111620 has 24 divisors (see below), whose sum is σ = 113329944. Its totient is φ = 18502656.

The previous prime is 50111617. The next prime is 50111627. The reversal of 50111620 is 2611105.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 11943936 + 38167684 = 3456^2 + 6178^2 .

It is a super-2 number, since 2×50111620² = 5022348918048800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 50111594 and 50111603.

It is not an unprimeable number, because it can be changed into a prime (50111627) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96109 + ... + 96628.

It is an arithmetic number, because the mean of its divisors is an integer number (4722081).

Almost surely, 2^50111620 is an apocalyptic number.

It is an amenable number.

50111620 is an abundant number, since it is smaller than the sum of its proper divisors (63218324).

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

50111620 is a wasteful number, since it uses less digits than its factorization.

50111620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192759 (or 192757 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 50111620 is about 7078.9561377367. The cubic root of 50111620 is about 368.6770871831.

Adding to 50111620 its reverse (2611105), we get a palindrome (52722725).

It can be divided in two parts, 501 and 11620, that added together give a palindrome (12121).

The spelling of 50111620 in words is "fifty million, one hundred eleven thousand, six hundred twenty".