53075780333 has 2 divisors, whose sum is σ = 53075780334.
Its totient is φ = 53075780332.
The previous prime is 53075780311. The next prime is 53075780431. The reversal of 53075780333 is 33308757035.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 44773290409 + 8302489924 = 211597^2 + 91118^2
It is a cyclic number.
It is not a de Polignac number, because 53075780333 - 26 = 53075780269 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (53075780533) 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, 26537890166 + 26537890167.
It is an arithmetic number, because the mean of its divisors is an integer number (26537890167).
Almost surely, 253075780333 is an apocalyptic number.
It is an amenable number.
53075780333 is a deficient number, since it is larger than the sum of its proper divisors (1).
53075780333 is an equidigital number, since it uses as much as digits as its factorization.
53075780333 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 793800, while the sum is 44.
The spelling of 53075780333 in words is "fifty-three billion, seventy-five million, seven hundred eighty thousand, three hundred thirty-three".