53485450177 has 2 divisors, whose sum is σ = 53485450178. Its totient is φ = 53485450176.

The previous prime is 53485450157. The next prime is 53485450223. The reversal of 53485450177 is 77105458435.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53460838656 + 24611521 = 231216^2 + 4961^2 .

It is a cyclic number.

It is not a de Polignac number, because 53485450177 - 2¹¹ = 53485448129 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53485450177.

It is not a weakly prime, because it can be changed into another prime (53485450157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26742725088 + 26742725089.

It is an arithmetic number, because the mean of its divisors is an integer number (26742725089).

Almost surely, 2^53485450177 is an apocalyptic number.

It is an amenable number.

53485450177 is a deficient number, since it is larger than the sum of its proper divisors (1).

53485450177 is an equidigital number, since it uses as much as digits as its factorization.

53485450177 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2352000, while the sum is 49.

The spelling of 53485450177 in words is "fifty-three billion, four hundred eighty-five million, four hundred fifty thousand, one hundred seventy-seven".