842208342555 has 8 divisors (see below), whose sum is σ = 1347533348112. Its totient is φ = 449177782688.

The previous prime is 842208342533. The next prime is 842208342557. The reversal of 842208342555 is 555243802248.

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

It is a cyclic number.

It is not a de Polignac number, because 842208342555 - 2⁷ = 842208342427 is a prime.

It is not an unprimeable number, because it can be changed into a prime (842208342557) 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 7 ways as a sum of consecutive naturals, for example, 28073611404 + ... + 28073611433.

It is an arithmetic number, because the mean of its divisors is an integer number (168441668514).

Almost surely, 2^842208342555 is an apocalyptic number.

842208342555 is a deficient number, since it is larger than the sum of its proper divisors (505325005557).

842208342555 is a wasteful number, since it uses less digits than its factorization.

842208342555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56147222845.

The product of its (nonzero) digits is 3072000, while the sum is 48.

The spelling of 842208342555 in words is "eight hundred forty-two billion, two hundred eight million, three hundred forty-two thousand, five hundred fifty-five".