50403167136 has 288 divisors, whose sum is σ = 171419976000. Its totient is φ = 14366467584.

The previous prime is 50403167123. The next prime is 50403167137. The reversal of 50403167136 is 63176130405.

50403167136 is a `hidden beast` number, since 504 + 0 + 3 + 16 + 7 + 136 = 666.

It is a tau number, because it is divible by the number of its divisors (288).

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

It is a self number, because there is not a number n which added to its sum of digits gives 50403167136.

It is not an unprimeable number, because it can be changed into a prime (50403167137) 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 47 ways as a sum of consecutive naturals, for example, 21547855 + ... + 21550193.

It is an arithmetic number, because the mean of its divisors is an integer number (595208250).

Almost surely, 2^50403167136 is an apocalyptic number.

50403167136 is a gapful number since it is divisible by the number (56) 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 50403167136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85709988000).

50403167136 is an abundant number, since it is smaller than the sum of its proper divisors (121016808864).

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

50403167136 is a wasteful number, since it uses less digits than its factorization.

50403167136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2881 (or 2860 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The spelling of 50403167136 in words is "fifty billion, four hundred three million, one hundred sixty-seven thousand, one hundred thirty-six".