50013307428000 has 768 divisors, whose sum is σ = 191417140002816. Its totient is φ = 11177666150400.

The previous prime is 50013307427989. The next prime is 50013307428131. The reversal of 50013307428000 is 82470331005.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 4552038507 + ... + 4552049493.

It is an arithmetic number, because the mean of its divisors is an integer number (249241067712).

Almost surely, 2^{50013307428000} is an apocalyptic number.

50013307428000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50013307428000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95708570001408).

50013307428000 is an abundant number, since it is smaller than the sum of its proper divisors (141403832574816).

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

50013307428000 is a wasteful number, since it uses less digits than its factorization.

50013307428000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12222 (or 12204 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

Adding to 50013307428000 its reverse (82470331005), we get a palindrome (50095777759005).

The spelling of 50013307428000 in words is "fifty trillion, thirteen billion, three hundred seven million, four hundred twenty-eight thousand".