50502531331040 has 144 divisors (see below), whose sum is σ = 127214638387200. Its totient is φ = 18942033764352.

The previous prime is 50502531331039. The next prime is 50502531331081. The reversal of 50502531331040 is 4013313520505.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a junction number, because it is equal to n+sod(n) for n = 50502531330988 and 50502531331006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10408481 + ... + 14468639.

It is an arithmetic number, because the mean of its divisors is an integer number (883434988800).

Almost surely, 2^{50502531331040} 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 50502531331040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63607319193600).

50502531331040 is an abundant number, since it is smaller than the sum of its proper divisors (76712107056160).

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

50502531331040 is a wasteful number, since it uses less digits than its factorization.

50502531331040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4060477 (or 4060452 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 32.

Adding to 50502531331040 its reverse (4013313520505), we get a palindrome (54515844851545).

The spelling of 50502531331040 in words is "fifty trillion, five hundred two billion, five hundred thirty-one million, three hundred thirty-one thousand, forty".