50100121136 has 120 divisors (see below), whose sum is σ = 111160541520. Its totient is φ = 21718803456.

The previous prime is 50100121087. The next prime is 50100121147. The reversal of 50100121136 is 63112100105.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 8254775 + ... + 8260841.

It is an arithmetic number, because the mean of its divisors is an integer number (926337846).

Almost surely, 2^50100121136 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 50100121136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55580270760).

50100121136 is an abundant number, since it is smaller than the sum of its proper divisors (61060420384).

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

50100121136 is a wasteful number, since it uses less digits than its factorization.

50100121136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6191 (or 6148 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 20.

The spelling of 50100121136 in words is "fifty billion, one hundred million, one hundred twenty-one thousand, one hundred thirty-six".