240554131134553 has 8 divisors (see below), whose sum is σ = 242391206667456. Its totient is φ = 238717067487600.

The previous prime is 240554131134547. The next prime is 240554131134557. The reversal of 240554131134553 is 355431131455042.

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 240554131134553 - 2⁹ = 240554131134041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240554131134557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40026843 + ... + 45642703.

It is an arithmetic number, because the mean of its divisors is an integer number (30298900833432).

Almost surely, 2^{240554131134553} is an apocalyptic number.

It is an amenable number.

240554131134553 is a deficient number, since it is larger than the sum of its proper divisors (1837075532903).

240554131134553 is a wasteful number, since it uses less digits than its factorization.

240554131134553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5942975.

The product of its (nonzero) digits is 2160000, while the sum is 46.

Adding to 240554131134553 its reverse (355431131455042), we get a palindrome (595985262589595).

The spelling of 240554131134553 in words is "two hundred forty trillion, five hundred fifty-four billion, one hundred thirty-one million, one hundred thirty-four thousand, five hundred fifty-three".