423124423142 has 4 divisors (see below), whose sum is σ = 634686634716. Its totient is φ = 211562211570.

The previous prime is 423124423097. The next prime is 423124423243. The reversal of 423124423142 is 241324421324.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 423124423099 and 423124423108.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105781105784 + ... + 105781105787.

It is an arithmetic number, because the mean of its divisors is an integer number (158671658679).

Almost surely, 2^423124423142 is an apocalyptic number.

423124423142 is a deficient number, since it is larger than the sum of its proper divisors (211562211574).

423124423142 is a wasteful number, since it uses less digits than its factorization.

423124423142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211562211573.

The product of its digits is 36864, while the sum is 32.

Adding to 423124423142 its reverse (241324421324), we get a palindrome (664448844466).

The spelling of 423124423142 in words is "four hundred twenty-three billion, one hundred twenty-four million, four hundred twenty-three thousand, one hundred forty-two".