6342420434401 has 2 divisors, whose sum is σ = 6342420434402. Its totient is φ = 6342420434400.

The previous prime is 6342420434377. The next prime is 6342420434423. The reversal of 6342420434401 is 1044340242436.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5257156536801 + 1085263897600 = 2292849^2 + 1041760^2 .

It is a cyclic number.

It is not a de Polignac number, because 6342420434401 - 2⁵ = 6342420434369 is a prime.

It is not a weakly prime, because it can be changed into another prime (6342420434431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3171210217200 + 3171210217201.

It is an arithmetic number, because the mean of its divisors is an integer number (3171210217201).

Almost surely, 2^{6342420434401} is an apocalyptic number.

It is an amenable number.

6342420434401 is a deficient number, since it is larger than the sum of its proper divisors (1).

6342420434401 is an equidigital number, since it uses as much as digits as its factorization.

6342420434401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 221184, while the sum is 37.

Adding to 6342420434401 its reverse (1044340242436), we get a palindrome (7386760676837).

The spelling of 6342420434401 in words is "six trillion, three hundred forty-two billion, four hundred twenty million, four hundred thirty-four thousand, four hundred one".