50021334240 has 96 divisors (see below), whose sum is σ = 157629265920. Its totient is φ = 13333768704.

The previous prime is 50021334221. The next prime is 50021334241. The reversal of 50021334240 is 4243312005.

It is a tau number, because it is divible by the number of its divisors (96).

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 50021334240.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50021334241) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1285957 + ... + 1324283.

It is an arithmetic number, because the mean of its divisors is an integer number (1641971520).

Almost surely, 2^50021334240 is an apocalyptic number.

It is an amenable number.

50021334240 is an abundant number, since it is smaller than the sum of its proper divisors (107607931680).

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

50021334240 is a wasteful number, since it uses less digits than its factorization.

50021334240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41064 (or 41056 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

Adding to 50021334240 its reverse (4243312005), we get a palindrome (54264646245).

The spelling of 50021334240 in words is "fifty billion, twenty-one million, three hundred thirty-four thousand, two hundred forty".