142323334546451 has 4 divisors (see below), whose sum is σ = 148511305613712. Its totient is φ = 136135363479192.

The previous prime is 142323334546447. The next prime is 142323334546457. The reversal of 142323334546451 is 154645433323241.

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

It is a cyclic number.

It is not a de Polignac number, because 142323334546451 - 2² = 142323334546447 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 142323334546451.

It is not an unprimeable number, because it can be changed into a prime (142323334546457) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3093985533596 + ... + 3093985533641.

It is an arithmetic number, because the mean of its divisors is an integer number (37127826403428).

Almost surely, 2^{142323334546451} is an apocalyptic number.

142323334546451 is a deficient number, since it is larger than the sum of its proper divisors (6187971067261).

142323334546451 is an equidigital number, since it uses as much as digits as its factorization.

142323334546451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6187971067260.

The product of its digits is 12441600, while the sum is 50.

Adding to 142323334546451 its reverse (154645433323241), we get a palindrome (296968767869692).

The spelling of 142323334546451 in words is "one hundred forty-two trillion, three hundred twenty-three billion, three hundred thirty-four million, five hundred forty-six thousand, four hundred fifty-one".