142001268648 has 32 divisors (see below), whose sum is σ = 355012438560. Its totient is φ = 47332520640.

The previous prime is 142001268593. The next prime is 142001268649. The reversal of 142001268648 is 846862100241.

It is not an unprimeable number, because it can be changed into a prime (142001268649) 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, 1647111 + ... + 1731177.

It is an arithmetic number, because the mean of its divisors is an integer number (11094138705).

Almost surely, 2^142001268648 is an apocalyptic number.

It is an amenable number.

142001268648 is an abundant number, since it is smaller than the sum of its proper divisors (213011169912).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

142001268648 is a wasteful number, since it uses less digits than its factorization.

142001268648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154457 (or 154453 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 42.

Adding to 142001268648 its reverse (846862100241), we get a palindrome (988863368889).

The spelling of 142001268648 in words is "one hundred forty-two billion, one million, two hundred sixty-eight thousand, six hundred forty-eight".