42305455423 has 24 divisors (see below), whose sum is σ = 55941119360. Its totient is φ = 31230262800.

The previous prime is 42305455327. The next prime is 42305455453. The reversal of 42305455423 is 32455450324.

It is not a de Polignac number, because 42305455423 - 2²⁹ = 41768584511 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42305455453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1298313 + ... + 1330498.

Almost surely, 2^42305455423 is an apocalyptic number.

42305455423 is a deficient number, since it is larger than the sum of its proper divisors (13635663937).

42305455423 is a wasteful number, since it uses less digits than its factorization.

42305455423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2628859 (or 2628848 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 37.

The spelling of 42305455423 in words is "forty-two billion, three hundred five million, four hundred fifty-five thousand, four hundred twenty-three".