50414828857 has 2 divisors, whose sum is σ = 50414828858. Its totient is φ = 50414828856.

The previous prime is 50414828837. The next prime is 50414828869. The reversal of 50414828857 is 75882841405.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29948379136 + 20466449721 = 173056^2 + 143061^2 .

It is a cyclic number.

It is not a de Polignac number, because 50414828857 - 2¹¹ = 50414826809 is a prime.

It is not a weakly prime, because it can be changed into another prime (50414828837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25207414428 + 25207414429.

It is an arithmetic number, because the mean of its divisors is an integer number (25207414429).

Almost surely, 2^50414828857 is an apocalyptic number.

It is an amenable number.

50414828857 is a deficient number, since it is larger than the sum of its proper divisors (1).

50414828857 is an equidigital number, since it uses as much as digits as its factorization.

50414828857 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2867200, while the sum is 52.

The spelling of 50414828857 in words is "fifty billion, four hundred fourteen million, eight hundred twenty-eight thousand, eight hundred fifty-seven".