42423463415023 has 4 divisors (see below), whose sum is σ = 43142505167880. Its totient is φ = 41704421662168.

The previous prime is 42423463415017. The next prime is 42423463415029. The reversal of 42423463415023 is 32051436432424.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (42423463415017) and next prime (42423463415029).

It is a cyclic number.

It is not a de Polignac number, because 42423463415023 - 2¹⁷ = 42423463283951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42423463415029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 359520876340 + ... + 359520876457.

It is an arithmetic number, because the mean of its divisors is an integer number (10785626291970).

Almost surely, 2^{42423463415023} is an apocalyptic number.

42423463415023 is a deficient number, since it is larger than the sum of its proper divisors (719041752857).

42423463415023 is an equidigital number, since it uses as much as digits as its factorization.

42423463415023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 719041752856.

The product of its (nonzero) digits is 1658880, while the sum is 43.

Adding to 42423463415023 its reverse (32051436432424), we get a palindrome (74474899847447).

The spelling of 42423463415023 in words is "forty-two trillion, four hundred twenty-three billion, four hundred sixty-three million, four hundred fifteen thousand, twenty-three".