42418503225529 has 2 divisors, whose sum is σ = 42418503225530. Its totient is φ = 42418503225528.

The previous prime is 42418503225463. The next prime is 42418503225583. The reversal of 42418503225529 is 92552230581424.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42128926862400 + 289576363129 = 6490680^2 + 538123^2 .

It is a cyclic number.

It is not a de Polignac number, because 42418503225529 - 2⁷ = 42418503225401 is a prime.

It is not a weakly prime, because it can be changed into another prime (42418503255529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21209251612764 + 21209251612765.

It is an arithmetic number, because the mean of its divisors is an integer number (21209251612765).

Almost surely, 2^{42418503225529} is an apocalyptic number.

It is an amenable number.

42418503225529 is a deficient number, since it is larger than the sum of its proper divisors (1).

42418503225529 is an equidigital number, since it uses as much as digits as its factorization.

42418503225529 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912000, while the sum is 52.

The spelling of 42418503225529 in words is "forty-two trillion, four hundred eighteen billion, five hundred three million, two hundred twenty-five thousand, five hundred twenty-nine".