4342145444473 has 2 divisors, whose sum is σ = 4342145444474. Its totient is φ = 4342145444472.

The previous prime is 4342145444423. The next prime is 4342145444513. The reversal of 4342145444473 is 3744445412434.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4331114563689 + 11030880784 = 2081133^2 + 105028^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4342145444473 is a prime.

It is not a weakly prime, because it can be changed into another prime (4342145444423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2171072722236 + 2171072722237.

It is an arithmetic number, because the mean of its divisors is an integer number (2171072722237).

Almost surely, 2^{4342145444473} is an apocalyptic number.

It is an amenable number.

4342145444473 is a deficient number, since it is larger than the sum of its proper divisors (1).

4342145444473 is an equidigital number, since it uses as much as digits as its factorization.

4342145444473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10321920, while the sum is 49.

The spelling of 4342145444473 in words is "four trillion, three hundred forty-two billion, one hundred forty-five million, four hundred forty-four thousand, four hundred seventy-three".