50428809889280 has 240 divisors, whose sum is σ = 125036014249872. Its totient is φ = 19505380147200.

The previous prime is 50428809889267. The next prime is 50428809889313. The reversal of 50428809889280 is 8298890882405.

50428809889280 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3397473539 + ... + 3397488381.

Almost surely, 2^{50428809889280} 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 50428809889280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62518007124936).

50428809889280 is an abundant number, since it is smaller than the sum of its proper divisors (74607204360592).

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

50428809889280 is a wasteful number, since it uses less digits than its factorization.

50428809889280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16309 (or 16262 counting only the distinct ones).

The product of its (nonzero) digits is 212336640, while the sum is 71.

The spelling of 50428809889280 in words is "fifty trillion, four hundred twenty-eight billion, eight hundred nine million, eight hundred eighty-nine thousand, two hundred eighty".