42345496423 has 4 divisors (see below), whose sum is σ = 43246464480. Its totient is φ = 41444528368.

The previous prime is 42345496409. The next prime is 42345496451. The reversal of 42345496423 is 32469454324.

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

It is a cyclic number.

It is not a de Polignac number, because 42345496423 - 2¹³ = 42345488231 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 (42345496483) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 450483958 + ... + 450484051.

It is an arithmetic number, because the mean of its divisors is an integer number (10811616120).

Almost surely, 2^42345496423 is an apocalyptic number.

42345496423 is a deficient number, since it is larger than the sum of its proper divisors (900968057).

42345496423 is an equidigital number, since it uses as much as digits as its factorization.

42345496423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 900968056.

The product of its digits is 2488320, while the sum is 46.

The spelling of 42345496423 in words is "forty-two billion, three hundred forty-five million, four hundred ninety-six thousand, four hundred twenty-three".