50105520 has 80 divisors (see below), whose sum is σ = 172593120. Its totient is φ = 13360896.

The previous prime is 50105519. The next prime is 50105543. The reversal of 50105520 is 2550105.

50105520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

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

It is a junction number, because it is equal to n+sod(n) for n = 50105493 and 50105502.

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 15 ways as a sum of consecutive naturals, for example, 9439 + ... + 13758.

It is an arithmetic number, because the mean of its divisors is an integer number (2157414).

Almost surely, 2^50105520 is an apocalyptic number.

It is an amenable number.

50105520 is an abundant number, since it is smaller than the sum of its proper divisors (122487600).

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

50105520 is a wasteful number, since it uses less digits than its factorization.

50105520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23219 (or 23207 counting only the distinct ones).

The product of its (nonzero) digits is 250, while the sum is 18.

The square root of 50105520 is about 7078.5252701393. The cubic root of 50105520 is about 368.6621271034.

Adding to 50105520 its reverse (2550105), we get a palindrome (52655625).

It can be divided in two parts, 50105 and 520, that added together give a 4-th power (50625 = 15⁴).

The spelling of 50105520 in words is "fifty million, one hundred five thousand, five hundred twenty".