50173128000 has 896 divisors, whose sum is σ = 194759884800. Its totient is φ = 12628224000.

The previous prime is 50173127959. The next prime is 50173128053. The reversal of 50173128000 is 82137105.

50173128000 is a `hidden beast` number, since 501 + 73 + 12 + 80 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

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 127 ways as a sum of consecutive naturals, for example, 395063937 + ... + 395064063.

Almost surely, 2^50173128000 is an apocalyptic number.

50173128000 is a gapful number since it is divisible by the number (50) 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 50173128000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97379942400).

50173128000 is an abundant number, since it is smaller than the sum of its proper divisors (144586756800).

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

50173128000 is a wasteful number, since it uses less digits than its factorization.

50173128000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253 (or 227 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 27.

The spelling of 50173128000 in words is "fifty billion, one hundred seventy-three million, one hundred twenty-eight thousand".