316533064433 has 2 divisors, whose sum is σ = 316533064434. Its totient is φ = 316533064432.

The previous prime is 316533064417. The next prime is 316533064439. The reversal of 316533064433 is 334460335613.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 225024999424 + 91508065009 = 474368^2 + 302503^2 .

It is a cyclic number.

It is not a de Polignac number, because 316533064433 - 2⁴ = 316533064417 is a prime.

It is a super-2 number, since 2×316533064433² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (316533064439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158266532216 + 158266532217.

It is an arithmetic number, because the mean of its divisors is an integer number (158266532217).

Almost surely, 2^316533064433 is an apocalyptic number.

It is an amenable number.

316533064433 is a deficient number, since it is larger than the sum of its proper divisors (1).

316533064433 is an equidigital number, since it uses as much as digits as its factorization.

316533064433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 699840, while the sum is 41.

The spelling of 316533064433 in words is "three hundred sixteen billion, five hundred thirty-three million, sixty-four thousand, four hundred thirty-three".