242153032504554 has 32 divisors (see below), whose sum is σ = 539402140872000. Its totient is φ = 80525033872272.

The previous prime is 242153032504553. The next prime is 242153032504561. The reversal of 242153032504554 is 455405230351242.

242153032504554 is a `hidden beast` number, since 2 + 4 + 2 + 1 + 5 + 303 + 250 + 45 + 54 = 666.

It is not an unprimeable number, because it can be changed into a prime (242153032504553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5351189089 + ... + 5351234340.

It is an arithmetic number, because the mean of its divisors is an integer number (16856316902250).

Almost surely, 2^{242153032504554} is an apocalyptic number.

242153032504554 is an abundant number, since it is smaller than the sum of its proper divisors (297249108367446).

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

242153032504554 is a wasteful number, since it uses less digits than its factorization.

242153032504554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10702423859 (or 10702423853 counting only the distinct ones).

The product of its (nonzero) digits is 2880000, while the sum is 45.

Adding to 242153032504554 its reverse (455405230351242), we get a palindrome (697558262855796).

The spelling of 242153032504554 in words is "two hundred forty-two trillion, one hundred fifty-three billion, thirty-two million, five hundred four thousand, five hundred fifty-four".