50328778752 has 288 divisors, whose sum is σ = 171496765440. Its totient is φ = 13914685440.

The previous prime is 50328778699. The next prime is 50328778789. The reversal of 50328778752 is 25787782305.

50328778752 is a `hidden beast` number, since 503 + 2 + 8 + 7 + 7 + 87 + 52 = 666.

It is a tau number, because it is divible by the number of its divisors (288).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3993453 + ... + 4006035.

It is an arithmetic number, because the mean of its divisors is an integer number (595474880).

Almost surely, 2^50328778752 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 50328778752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85748382720).

50328778752 is an abundant number, since it is smaller than the sum of its proper divisors (121167986688).

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

50328778752 is a wasteful number, since it uses less digits than its factorization.

50328778752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12649 (or 12626 counting only the distinct ones).

The product of its (nonzero) digits is 6585600, while the sum is 54.

The spelling of 50328778752 in words is "fifty billion, three hundred twenty-eight million, seven hundred seventy-eight thousand, seven hundred fifty-two".