50428628992 has 104 divisors (see below), whose sum is σ = 121318539200. Its totient is φ = 20474560512.

The previous prime is 50428628927. The next prime is 50428628993. The reversal of 50428628992 is 29982682405.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50428628993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 498484 + ... + 591052.

Almost surely, 2^50428628992 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 50428628992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60659269600).

50428628992 is an abundant number, since it is smaller than the sum of its proper divisors (70889910208).

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

50428628992 is an equidigital number, since it uses as much as digits as its factorization.

50428628992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92619 (or 92597 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 55.

The spelling of 50428628992 in words is "fifty billion, four hundred twenty-eight million, six hundred twenty-eight thousand, nine hundred ninety-two".