142326324261643 has 16 divisors (see below), whose sum is σ = 145231489118016. Its totient is φ = 139450776422400.

The previous prime is 142326324261637. The next prime is 142326324261661. The reversal of 142326324261643 is 346162423623241.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142326324261643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142326324262643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100332130 + ... + 101740792.

It is an arithmetic number, because the mean of its divisors is an integer number (9076968069876).

Almost surely, 2^{142326324261643} is an apocalyptic number.

142326324261643 is a deficient number, since it is larger than the sum of its proper divisors (2905164856373).

142326324261643 is a wasteful number, since it uses less digits than its factorization.

142326324261643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1419174.

The product of its digits is 5971968, while the sum is 49.

Adding to 142326324261643 its reverse (346162423623241), we get a palindrome (488488747884884).

The spelling of 142326324261643 in words is "one hundred forty-two trillion, three hundred twenty-six billion, three hundred twenty-four million, two hundred sixty-one thousand, six hundred forty-three".