50545520 has 20 divisors (see below), whose sum is σ = 117518520. Its totient is φ = 20218176.

The previous prime is 50545519. The next prime is 50545549. The reversal of 50545520 is 2554505.

It is a tau number, because it is divible by the number of its divisors (20).

It is a self number, because there is not a number n which added to its sum of digits gives 50545520.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 315830 + ... + 315989.

It is an arithmetic number, because the mean of its divisors is an integer number (5875926).

Almost surely, 2^50545520 is an apocalyptic number.

It is an amenable number.

50545520 is an abundant number, since it is smaller than the sum of its proper divisors (66973000).

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

50545520 is a wasteful number, since it uses less digits than its factorization.

50545520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 631832 (or 631826 counting only the distinct ones).

The product of its (nonzero) digits is 5000, while the sum is 26.

The square root of 50545520 is about 7109.5372563902. The cubic root of 50545520 is about 369.7381151451.

The spelling of 50545520 in words is "fifty million, five hundred forty-five thousand, five hundred twenty".