4520355523447 has 2 divisors, whose sum is σ = 4520355523448. Its totient is φ = 4520355523446.

The previous prime is 4520355523361. The next prime is 4520355523469. The reversal of 4520355523447 is 7443255530254.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4520355523447 - 2¹⁹ = 4520354999159 is a prime.

It is a super-2 number, since 2×4520355523447² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4520355523447.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4520355523477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2260177761723 + 2260177761724.

It is an arithmetic number, because the mean of its divisors is an integer number (2260177761724).

Almost surely, 2^{4520355523447} is an apocalyptic number.

4520355523447 is a deficient number, since it is larger than the sum of its proper divisors (1).

4520355523447 is an equidigital number, since it uses as much as digits as its factorization.

4520355523447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080000, while the sum is 49.

The spelling of 4520355523447 in words is "four trillion, five hundred twenty billion, three hundred fifty-five million, five hundred twenty-three thousand, four hundred forty-seven".