50550556 has 36 divisors (see below), whose sum is σ = 103341000. Its totient is φ = 21573216.

The previous prime is 50550541. The next prime is 50550557. The reversal of 50550556 is 65505505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50550557) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 68035 + ... + 68773.

Almost surely, 2^50550556 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 50550556, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51670500).

50550556 is an abundant number, since it is smaller than the sum of its proper divisors (52790444).

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

50550556 is a wasteful number, since it uses less digits than its factorization.

50550556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1106 (or 1097 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 31.

The square root of 50550556 is about 7109.8914197054. The cubic root of 50550556 is about 369.7503941054.

The spelling of 50550556 in words is "fifty million, five hundred fifty thousand, five hundred fifty-six".