142424241444 has 72 divisors (see below), whose sum is σ = 361336976000. Its totient is φ = 47300972544.

The previous prime is 142424241359. The next prime is 142424241497. The reversal of 142424241444 is 444142424241.

142424241444 is a `hidden beast` number, since 142 + 42 + 424 + 14 + 44 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 142424241399 and 142424241408.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12147417 + ... + 12159135.

Almost surely, 2^142424241444 is an apocalyptic number.

It is an amenable number.

142424241444 is an abundant number, since it is smaller than the sum of its proper divisors (218912734556).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

142424241444 is a wasteful number, since it uses less digits than its factorization.

142424241444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12937 (or 12932 counting only the distinct ones).

The product of its digits is 131072, while the sum is 36.

Adding to 142424241444 its reverse (444142424241), we get a palindrome (586566665685).

The spelling of 142424241444 in words is "one hundred forty-two billion, four hundred twenty-four million, two hundred forty-one thousand, four hundred forty-four".