142424225551243 has 16 divisors (see below), whose sum is σ = 144426540400000. Its totient is φ = 140426957653632.

The previous prime is 142424225551189. The next prime is 142424225551369. The reversal of 142424225551243 is 342155522424241.

It is a cyclic number.

It is not a de Polignac number, because 142424225551243 - 2¹⁷ = 142424225420171 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 142424225551193 and 142424225551202.

It is not an unprimeable number, because it can be changed into a prime (142424225551043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 376318621 + ... + 376696897.

It is an arithmetic number, because the mean of its divisors is an integer number (9026658775000).

Almost surely, 2^{142424225551243} is an apocalyptic number.

142424225551243 is a deficient number, since it is larger than the sum of its proper divisors (2002314848757).

142424225551243 is an equidigital number, since it uses as much as digits as its factorization.

142424225551243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384934.

The product of its digits is 3072000, while the sum is 46.

Adding to 142424225551243 its reverse (342155522424241), we get a palindrome (484579747975484).

The spelling of 142424225551243 in words is "one hundred forty-two trillion, four hundred twenty-four billion, two hundred twenty-five million, five hundred fifty-one thousand, two hundred forty-three".