42332320469 has 2 divisors, whose sum is σ = 42332320470. Its totient is φ = 42332320468.

The previous prime is 42332320427. The next prime is 42332320477. The reversal of 42332320469 is 96402323324.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37243210225 + 5089110244 = 192985^2 + 71338^2 .

It is a cyclic number.

It is not a de Polignac number, because 42332320469 - 2¹² = 42332316373 is a prime.

It is a super-2 number, since 2×42332320469² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42332320409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21166160234 + 21166160235.

It is an arithmetic number, because the mean of its divisors is an integer number (21166160235).

Almost surely, 2^42332320469 is an apocalyptic number.

It is an amenable number.

42332320469 is a deficient number, since it is larger than the sum of its proper divisors (1).

42332320469 is an equidigital number, since it uses as much as digits as its factorization.

42332320469 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 186624, while the sum is 38.

The spelling of 42332320469 in words is "forty-two billion, three hundred thirty-two million, three hundred twenty thousand, four hundred sixty-nine".