242153043215 has 8 divisors (see below), whose sum is σ = 291655917888. Its totient is φ = 193007590560.

The previous prime is 242153043199. The next prime is 242153043233. The reversal of 242153043215 is 512340351242.

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

It is not a de Polignac number, because 242153043215 - 2⁴ = 242153043199 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, 89354012 + ... + 89356721.

It is an arithmetic number, because the mean of its divisors is an integer number (36456989736).

Almost surely, 2^242153043215 is an apocalyptic number.

242153043215 is a deficient number, since it is larger than the sum of its proper divisors (49502874673).

242153043215 is a wasteful number, since it uses less digits than its factorization.

242153043215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178711009.

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 242153043215 its reverse (512340351242), we get a palindrome (754493394457).

The spelling of 242153043215 in words is "two hundred forty-two billion, one hundred fifty-three million, forty-three thousand, two hundred fifteen".