50121305523040 has 192 divisors, whose sum is σ = 120204175089600. Its totient is φ = 19746558074880.

The previous prime is 50121305522993. The next prime is 50121305523049. The reversal of 50121305523040 is 4032550312105.

It is a junction number, because it is equal to n+sod(n) for n = 50121305522993 and 50121305523011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50121305523049) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14251151362 + ... + 14251154878.

It is an arithmetic number, because the mean of its divisors is an integer number (626063411925).

Almost surely, 2^{50121305523040} 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 50121305523040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60102087544800).

50121305523040 is an abundant number, since it is smaller than the sum of its proper divisors (70082869566560).

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

50121305523040 is a wasteful number, since it uses less digits than its factorization.

50121305523040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6585 (or 6577 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 31.

Adding to 50121305523040 its reverse (4032550312105), we get a palindrome (54153855835145).

The spelling of 50121305523040 in words is "fifty trillion, one hundred twenty-one billion, three hundred five million, five hundred twenty-three thousand, forty".