142266647643 has 16 divisors (see below), whose sum is σ = 200468016000. Its totient is φ = 89494632000.

The previous prime is 142266647641. The next prime is 142266647689. The reversal of 142266647643 is 346746662241.

It is not a de Polignac number, because 142266647643 - 2¹ = 142266647641 is a prime.

It is not an unprimeable number, because it can be changed into a prime (142266647641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4957618 + ... + 4986231.

It is an arithmetic number, because the mean of its divisors is an integer number (12529251000).

Almost surely, 2^142266647643 is an apocalyptic number.

142266647643 is a deficient number, since it is larger than the sum of its proper divisors (58201368357).

142266647643 is a wasteful number, since it uses less digits than its factorization.

142266647643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9944122.

The product of its digits is 6967296, while the sum is 51.

The spelling of 142266647643 in words is "one hundred forty-two billion, two hundred sixty-six million, six hundred forty-seven thousand, six hundred forty-three".