42032244213409 has 2 divisors, whose sum is σ = 42032244213410. Its totient is φ = 42032244213408.

The previous prime is 42032244213397. The next prime is 42032244213419. The reversal of 42032244213409 is 90431244223024.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38651897214225 + 3380346999184 = 6217065^2 + 1838572^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42032244213409 is a prime.

It is not a weakly prime, because it can be changed into another prime (42032244213419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21016122106704 + 21016122106705.

It is an arithmetic number, because the mean of its divisors is an integer number (21016122106705).

Almost surely, 2^{42032244213409} is an apocalyptic number.

It is an amenable number.

42032244213409 is a deficient number, since it is larger than the sum of its proper divisors (1).

42032244213409 is an equidigital number, since it uses as much as digits as its factorization.

42032244213409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 331776, while the sum is 40.

The spelling of 42032244213409 in words is "forty-two trillion, thirty-two billion, two hundred forty-four million, two hundred thirteen thousand, four hundred nine".