50051903616 has 896 divisors, whose sum is σ = 182801364480. Its totient is φ = 13548902400.

The previous prime is 50051903609. The next prime is 50051903641. The reversal of 50051903616 is 61630915005.

50051903616 is a `hidden beast` number, since 500 + 5 + 1 + 90 + 3 + 61 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 1614577521 + ... + 1614577551.

It is an arithmetic number, because the mean of its divisors is an integer number (204019380).

Almost surely, 2^50051903616 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 50051903616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91400682240).

50051903616 is an abundant number, since it is smaller than the sum of its proper divisors (132749460864).

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

50051903616 is an equidigital number, since it uses as much as digits as its factorization.

50051903616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109 (or 60 counting only the distinct ones).

The product of its (nonzero) digits is 24300, while the sum is 36.

The spelling of 50051903616 in words is "fifty billion, fifty-one million, nine hundred three thousand, six hundred sixteen".