50178816 has 108 divisors (see below), whose sum is σ = 149866080. Its totient is φ = 16128000.

The previous prime is 50178803. The next prime is 50178833. The reversal of 50178816 is 61887105.

50178816 is a `hidden beast` number, since 501 + 78 + 81 + 6 = 666.

50178816 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

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 11 ways as a sum of consecutive naturals, for example, 66441 + ... + 67191.

Almost surely, 2^50178816 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 50178816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74933040).

50178816 is an abundant number, since it is smaller than the sum of its proper divisors (99687264).

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

50178816 is a wasteful number, since it uses less digits than its factorization.

50178816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 802 (or 785 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 36.

The square root of 50178816 is about 7083.7007277270. The cubic root of 50178816 is about 368.8418032083.

The spelling of 50178816 in words is "fifty million, one hundred seventy-eight thousand, eight hundred sixteen".