4520355523361 has 2 divisors, whose sum is σ = 4520355523362. Its totient is φ = 4520355523360.

The previous prime is 4520355523289. The next prime is 4520355523447. The reversal of 4520355523361 is 1633255530254.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4199609997025 + 320745526336 = 2049295^2 + 566344^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4520355523361 is a prime.

It is a super-2 number, since 2×4520355523361² (a number of 26 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (4520355523961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2260177761680 + 2260177761681.

It is an arithmetic number, because the mean of its divisors is an integer number (2260177761681).

Almost surely, 2^{4520355523361} is an apocalyptic number.

It is an amenable number.

4520355523361 is a deficient number, since it is larger than the sum of its proper divisors (1).

4520355523361 is an equidigital number, since it uses as much as digits as its factorization.

4520355523361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620000, while the sum is 44.

The spelling of 4520355523361 in words is "four trillion, five hundred twenty billion, three hundred fifty-five million, five hundred twenty-three thousand, three hundred sixty-one".