1342642036128 has 24 divisors (see below), whose sum is σ = 3524435345088. Its totient is φ = 447547345344.

The previous prime is 1342642036093. The next prime is 1342642036129. The reversal of 1342642036128 is 8216302462431.

It is a tau number, because it is divible by the number of its divisors (24).

It is a self number, because there is not a number n which added to its sum of digits gives 1342642036128.

It is not an unprimeable number, because it can be changed into a prime (1342642036129) 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, 6992927176 + ... + 6992927367.

It is an arithmetic number, because the mean of its divisors is an integer number (146851472712).

Almost surely, 2^{1342642036128} is an apocalyptic number.

It is an amenable number.

1342642036128 is an abundant number, since it is smaller than the sum of its proper divisors (2181793308960).

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

1342642036128 is a wasteful number, since it uses less digits than its factorization.

1342642036128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13985854556 (or 13985854548 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 42.

Adding to 1342642036128 its reverse (8216302462431), we get a palindrome (9558944498559).

The spelling of 1342642036128 in words is "one trillion, three hundred forty-two billion, six hundred forty-two million, thirty-six thousand, one hundred twenty-eight".