242005203455 has 8 divisors (see below), whose sum is σ = 291352194672. Its totient is φ = 192973529088.

The previous prime is 242005203413. The next prime is 242005203481. The reversal of 242005203455 is 554302500242.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242005203455 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78827522 + ... + 78830591.

It is an arithmetic number, because the mean of its divisors is an integer number (36419024334).

Almost surely, 2^242005203455 is an apocalyptic number.

242005203455 is a deficient number, since it is larger than the sum of its proper divisors (49346991217).

242005203455 is a wasteful number, since it uses less digits than its factorization.

242005203455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157658425.

The product of its (nonzero) digits is 48000, while the sum is 32.

Adding to 242005203455 its reverse (554302500242), we get a palindrome (796307703697).

The spelling of 242005203455 in words is "two hundred forty-two billion, five million, two hundred three thousand, four hundred fifty-five".