42325346389 has 2 divisors, whose sum is σ = 42325346390. Its totient is φ = 42325346388.

The previous prime is 42325346353. The next prime is 42325346407. The reversal of 42325346389 is 98364352324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27603164164 + 14722182225 = 166142^2 + 121335^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42325346389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42325349389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21162673194 + 21162673195.

It is an arithmetic number, because the mean of its divisors is an integer number (21162673195).

Almost surely, 2^42325346389 is an apocalyptic number.

It is an amenable number.

42325346389 is a deficient number, since it is larger than the sum of its proper divisors (1).

42325346389 is an equidigital number, since it uses as much as digits as its factorization.

42325346389 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3732480, while the sum is 49.

The spelling of 42325346389 in words is "forty-two billion, three hundred twenty-five million, three hundred forty-six thousand, three hundred eighty-nine".