50530028057 has 2 divisors, whose sum is σ = 50530028058. Its totient is φ = 50530028056.

The previous prime is 50530028053. The next prime is 50530028063. The reversal of 50530028057 is 75082003505.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50490539401 + 39488656 = 224701^2 + 6284^2 .

It is a cyclic number.

It is not a de Polignac number, because 50530028057 - 2² = 50530028053 is a prime.

It is not a weakly prime, because it can be changed into another prime (50530028053) 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 as a sum of consecutive naturals, namely, 25265014028 + 25265014029.

It is an arithmetic number, because the mean of its divisors is an integer number (25265014029).

Almost surely, 2^50530028057 is an apocalyptic number.

It is an amenable number.

50530028057 is a deficient number, since it is larger than the sum of its proper divisors (1).

50530028057 is an equidigital number, since it uses as much as digits as its factorization.

50530028057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42000, while the sum is 35.

The spelling of 50530028057 in words is "fifty billion, five hundred thirty million, twenty-eight thousand, fifty-seven".