53216953333 has 2 divisors, whose sum is σ = 53216953334. Its totient is φ = 53216953332.

The previous prime is 53216953259. The next prime is 53216953423. The reversal of 53216953333 is 33335961235.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50250843889 + 2966109444 = 224167^2 + 54462^2 .

It is a cyclic number.

It is not a de Polignac number, because 53216953333 - 2¹³ = 53216945141 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53216953333.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53216953033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26608476666 + 26608476667.

It is an arithmetic number, because the mean of its divisors is an integer number (26608476667).

Almost surely, 2^53216953333 is an apocalyptic number.

It is an amenable number.

53216953333 is a deficient number, since it is larger than the sum of its proper divisors (1).

53216953333 is an equidigital number, since it uses as much as digits as its factorization.

53216953333 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 656100, while the sum is 43.

The spelling of 53216953333 in words is "fifty-three billion, two hundred sixteen million, nine hundred fifty-three thousand, three hundred thirty-three".