50515151228 has 24 divisors (see below), whose sum is σ = 93620644992. Its totient is φ = 23767000064.

The previous prime is 50515151201. The next prime is 50515151261. The reversal of 50515151228 is 82215151505.

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 7 ways as a sum of consecutive naturals, for example, 272900 + ... + 418932.

It is an arithmetic number, because the mean of its divisors is an integer number (3900860208).

Almost surely, 2^50515151228 is an apocalyptic number.

It is an amenable number.

50515151228 is a deficient number, since it is larger than the sum of its proper divisors (43105493764).

50515151228 is a wasteful number, since it uses less digits than its factorization.

50515151228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151141 (or 151139 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 35.

The spelling of 50515151228 in words is "fifty billion, five hundred fifteen million, one hundred fifty-one thousand, two hundred twenty-eight".