142422404423 has 8 divisors (see below), whose sum is σ = 154296407328. Its totient is φ = 130679606304.

The previous prime is 142422404417. The next prime is 142422404459. The reversal of 142422404423 is 324404224241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 142422404423 - 2⁴ = 142422404407 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 142422404423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142422404123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32798936 + ... + 32803277.

It is an arithmetic number, because the mean of its divisors is an integer number (19287050916).

Almost surely, 2^142422404423 is an apocalyptic number.

142422404423 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

142422404423 is a deficient number, since it is larger than the sum of its proper divisors (11874002905).

142422404423 is a wasteful number, since it uses less digits than its factorization.

142422404423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65602393.

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 142422404423 its reverse (324404224241), we get a palindrome (466826628664).

The spelling of 142422404423 in words is "one hundred forty-two billion, four hundred twenty-two million, four hundred four thousand, four hundred twenty-three".