142454122742 has 8 divisors (see below), whose sum is σ = 220574125632. Its totient is φ = 68929414200.

The previous prime is 142454122729. The next prime is 142454122757. The reversal of 142454122742 is 247221454241.

142454122742 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 142454122696 and 142454122705.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1148823509 + ... + 1148823632.

It is an arithmetic number, because the mean of its divisors is an integer number (27571765704).

Almost surely, 2^142454122742 is an apocalyptic number.

142454122742 is a deficient number, since it is larger than the sum of its proper divisors (78120002890).

142454122742 is a wasteful number, since it uses less digits than its factorization.

142454122742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2297647174.

The product of its digits is 143360, while the sum is 38.

Adding to 142454122742 its reverse (247221454241), we get a palindrome (389675576983).

The spelling of 142454122742 in words is "one hundred forty-two billion, four hundred fifty-four million, one hundred twenty-two thousand, seven hundred forty-two".