53870366833321 has 2 divisors, whose sum is σ = 53870366833322. Its totient is φ = 53870366833320.

The previous prime is 53870366833303. The next prime is 53870366833373. The reversal of 53870366833321 is 12333866307835.

53870366833321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53846772337296 + 23594496025 = 7338036^2 + 153605^2 .

It is a cyclic number.

It is not a de Polignac number, because 53870366833321 - 2⁹ = 53870366832809 is a prime.

It is not a weakly prime, because it can be changed into another prime (53870366873321) 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, 26935183416660 + 26935183416661.

It is an arithmetic number, because the mean of its divisors is an integer number (26935183416661).

Almost surely, 2^{53870366833321} is an apocalyptic number.

It is an amenable number.

53870366833321 is a deficient number, since it is larger than the sum of its proper divisors (1).

53870366833321 is an equidigital number, since it uses as much as digits as its factorization.

53870366833321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 39191040, while the sum is 58.

The spelling of 53870366833321 in words is "fifty-three trillion, eight hundred seventy billion, three hundred sixty-six million, eight hundred thirty-three thousand, three hundred twenty-one".