42079401423 has 28 divisors (see below), whose sum is σ = 63132816720. Its totient is φ = 28034004096.

The previous prime is 42079401421. The next prime is 42079401449. The reversal of 42079401423 is 32410497024.

42079401423 is a `hidden beast` number, since 4 + 207 + 9 + 401 + 42 + 3 = 666.

42079401423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42079401423 - 2¹ = 42079401421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42079401421) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 1106143 + ... + 1143551.

Almost surely, 2^42079401423 is an apocalyptic number.

42079401423 is a deficient number, since it is larger than the sum of its proper divisors (21053415297).

42079401423 is an equidigital number, since it uses as much as digits as its factorization.

42079401423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38970 (or 38955 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

Adding to 42079401423 its reverse (32410497024), we get a palindrome (74489898447).

The spelling of 42079401423 in words is "forty-two billion, seventy-nine million, four hundred one thousand, four hundred twenty-three".