42345425201 has 2 divisors, whose sum is σ = 42345425202. Its totient is φ = 42345425200.

The previous prime is 42345425197. The next prime is 42345425257. The reversal of 42345425201 is 10252454324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40089650176 + 2255775025 = 200224^2 + 47495^2 .

It is a cyclic number.

It is not a de Polignac number, because 42345425201 - 2² = 42345425197 is a prime.

It is not a weakly prime, because it can be changed into another prime (42345425501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21172712600 + 21172712601.

It is an arithmetic number, because the mean of its divisors is an integer number (21172712601).

Almost surely, 2^42345425201 is an apocalyptic number.

It is an amenable number.

42345425201 is a deficient number, since it is larger than the sum of its proper divisors (1).

42345425201 is an equidigital number, since it uses as much as digits as its factorization.

42345425201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38400, while the sum is 32.

Adding to 42345425201 its reverse (10252454324), we get a palindrome (52597879525).

The spelling of 42345425201 in words is "forty-two billion, three hundred forty-five million, four hundred twenty-five thousand, two hundred one".