50625128 has 8 divisors (see below), whose sum is σ = 94922130. Its totient is φ = 25312560.

The previous prime is 50625083. The next prime is 50625137. The reversal of 50625128 is 82152605.

It can be written as a sum of positive squares in only one way, i.e., 26399044 + 24226084 = 5138^2 + 4922^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 50625128.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3164063 + ... + 3164078.

Almost surely, 2^50625128 is an apocalyptic number.

It is an amenable number.

50625128 is a deficient number, since it is larger than the sum of its proper divisors (44297002).

50625128 is a wasteful number, since it uses less digits than its factorization.

50625128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6328147 (or 6328143 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 29.

The square root of 50625128 is about 7115.1337302963. The cubic root of 50625128 is about 369.9321229272.

The spelling of 50625128 in words is "fifty million, six hundred twenty-five thousand, one hundred twenty-eight".