50021034345440 has 24 divisors (see below), whose sum is σ = 118174693641480. Its totient is φ = 20008413738112.

The previous prime is 50021034345437. The next prime is 50021034345467. The reversal of 50021034345440 is 4454343012005.

It is a self number, because there is not a number n which added to its sum of digits gives 50021034345440.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 156315732170 + ... + 156315732489.

It is an arithmetic number, because the mean of its divisors is an integer number (4923945568395).

Almost surely, 2^{50021034345440} is an apocalyptic number.

It is an amenable number.

50021034345440 is an abundant number, since it is smaller than the sum of its proper divisors (68153659296040).

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

50021034345440 is a wasteful number, since it uses less digits than its factorization.

50021034345440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312631464674 (or 312631464666 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 35.

Adding to 50021034345440 its reverse (4454343012005), we get a palindrome (54475377357445).

The spelling of 50021034345440 in words is "fifty trillion, twenty-one billion, thirty-four million, three hundred forty-five thousand, four hundred forty".