142644463327137 has 8 divisors (see below), whose sum is σ = 190812137698336. Its totient is φ = 94786548920352.

The previous prime is 142644463327117. The next prime is 142644463327141. The reversal of 142644463327137 is 731723364446241.

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

It is a de Polignac number, because none of the positive numbers 2^k-142644463327137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142644463327117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77439990028 + ... + 77439991869.

It is an arithmetic number, because the mean of its divisors is an integer number (23851517212292).

Almost surely, 2^{142644463327137} is an apocalyptic number.

It is an amenable number.

142644463327137 is a deficient number, since it is larger than the sum of its proper divisors (48167674371199).

142644463327137 is a wasteful number, since it uses less digits than its factorization.

142644463327137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154879982207.

The product of its digits is 48771072, while the sum is 57.

The spelling of 142644463327137 in words is "one hundred forty-two trillion, six hundred forty-four billion, four hundred sixty-three million, three hundred twenty-seven thousand, one hundred thirty-seven".