50505005040 has 320 divisors, whose sum is σ = 189721190400. Its totient is φ = 10856788992.

The previous prime is 50505005039. The next prime is 50505005077. The reversal of 50505005040 is 4050050505.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 50505005040.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4431189 + ... + 4442571.

It is an arithmetic number, because the mean of its divisors is an integer number (592878720).

Almost surely, 2^50505005040 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 50505005040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94860595200).

50505005040 is an abundant number, since it is smaller than the sum of its proper divisors (139216185360).

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

50505005040 is a wasteful number, since it uses less digits than its factorization.

50505005040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11564 (or 11558 counting only the distinct ones).

The product of its (nonzero) digits is 2500, while the sum is 24.

Adding to 50505005040 its reverse (4050050505), we get a palindrome (54555055545).

The spelling of 50505005040 in words is "fifty billion, five hundred five million, five thousand, forty".