50555616 has 96 divisors (see below), whose sum is σ = 139886208. Its totient is φ = 15966720.

The previous prime is 50555611. The next prime is 50555657. The reversal of 50555616 is 61655505.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50555611) 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, 152571 + ... + 152901.

It is an arithmetic number, because the mean of its divisors is an integer number (1457148).

Almost surely, 2^50555616 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 50555616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69943104).

50555616 is an abundant number, since it is smaller than the sum of its proper divisors (89330592).

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

50555616 is a wasteful number, since it uses less digits than its factorization.

50555616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424 (or 416 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 33.

The square root of 50555616 is about 7110.2472530848. The cubic root of 50555616 is about 369.7627307622.

The spelling of 50555616 in words is "fifty million, five hundred fifty-five thousand, six hundred sixteen".