50550540 has 48 divisors (see below), whose sum is σ = 145000800. Its totient is φ = 13150720.

The previous prime is 50550523. The next prime is 50550541. The reversal of 50550540 is 4505505.

It is a self number, because there is not a number n which added to its sum of digits gives 50550540.

It is not an unprimeable number, because it can be changed into a prime (50550541) 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, 7815 + ... + 12734.

It is an arithmetic number, because the mean of its divisors is an integer number (3020850).

Almost surely, 2^50550540 is an apocalyptic number.

It is an amenable number.

50550540 is an abundant number, since it is smaller than the sum of its proper divisors (94450260).

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

50550540 is a wasteful number, since it uses less digits than its factorization.

50550540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20602 (or 20600 counting only the distinct ones).

The product of its (nonzero) digits is 2500, while the sum is 24.

The square root of 50550540 is about 7109.8902945123. The cubic root of 50550540 is about 369.7503550950.

The spelling of 50550540 in words is "fifty million, five hundred fifty thousand, five hundred forty".