50706817920 has 384 divisors, whose sum is σ = 191555020800. Its totient is φ = 12257832960.

The previous prime is 50706817901. The next prime is 50706817951. The reversal of 50706817920 is 2971860705.

It is a tau number, because it is divible by the number of its divisors (384).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 27814129 + ... + 27815951.

It is an arithmetic number, because the mean of its divisors is an integer number (498841200).

Almost surely, 2^50706817920 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 50706817920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95777510400).

50706817920 is an abundant number, since it is smaller than the sum of its proper divisors (140848202880).

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

50706817920 is a wasteful number, since it uses less digits than its factorization.

50706817920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2298 (or 2283 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 45.

The spelling of 50706817920 in words is "fifty billion, seven hundred six million, eight hundred seventeen thousand, nine hundred twenty".