50128823 has 2 divisors, whose sum is σ = 50128824. Its totient is φ = 50128822.

The previous prime is 50128811. The next prime is 50128847. The reversal of 50128823 is 32882105.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50128823 - 2⁶ = 50128759 is a prime.

It is a super-3 number, since 3×50128823³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50128873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25064411 + 25064412.

It is an arithmetic number, because the mean of its divisors is an integer number (25064412).

Almost surely, 2^50128823 is an apocalyptic number.

50128823 is a deficient number, since it is larger than the sum of its proper divisors (1).

50128823 is an equidigital number, since it uses as much as digits as its factorization.

50128823 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 50128823 is about 7080.1711137514. The cubic root of 50128823 is about 368.7192705217.

The spelling of 50128823 in words is "fifty million, one hundred twenty-eight thousand, eight hundred twenty-three".