842208337542 has 32 divisors (see below), whose sum is σ = 1978895116800. Its totient is φ = 235582751520.

The previous prime is 842208337513. The next prime is 842208337543. The reversal of 842208337542 is 245733802248.

It is a junction number, because it is equal to n+sod(n) for n = 842208337491 and 842208337500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (842208337543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 490796542 + ... + 490798257.

It is an arithmetic number, because the mean of its divisors is an integer number (61840472400).

Almost surely, 2^842208337542 is an apocalyptic number.

842208337542 is an abundant number, since it is smaller than the sum of its proper divisors (1136686779258).

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

842208337542 is a wasteful number, since it uses less digits than its factorization.

842208337542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 981594828.

The product of its (nonzero) digits is 2580480, while the sum is 48.

The spelling of 842208337542 in words is "eight hundred forty-two billion, two hundred eight million, three hundred thirty-seven thousand, five hundred forty-two".