50778927360 has 864 divisors, whose sum is σ = 208919692800. Its totient is φ = 11379916800.

The previous prime is 50778927347. The next prime is 50778927361. The reversal of 50778927360 is 6372987705.

50778927360 is a `hidden beast` number, since 507 + 7 + 8 + 9 + 2 + 73 + 60 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 50778927297 and 50778927306.

It is not an unprimeable number, because it can be changed into a prime (50778927361) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 280546470 + ... + 280546650.

It is an arithmetic number, because the mean of its divisors is an integer number (241805200).

Almost surely, 2^50778927360 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 50778927360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104459846400).

50778927360 is an abundant number, since it is smaller than the sum of its proper divisors (158140765440).

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

50778927360 is a wasteful number, since it uses less digits than its factorization.

50778927360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300 (or 269 counting only the distinct ones).

The product of its (nonzero) digits is 4445280, while the sum is 54.

The spelling of 50778927360 in words is "fifty billion, seven hundred seventy-eight million, nine hundred twenty-seven thousand, three hundred sixty".