240554131320534 has 16 divisors (see below), whose sum is σ = 481110819598272. Its totient is φ = 80184284280648.

The previous prime is 240554131320487. The next prime is 240554131320551. The reversal of 240554131320534 is 435023131455042.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105315784 + ... + 107575659.

It is an arithmetic number, because the mean of its divisors is an integer number (30069426224892).

Almost surely, 2^{240554131320534} is an apocalyptic number.

240554131320534 is an abundant number, since it is smaller than the sum of its proper divisors (240556688277738).

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

240554131320534 is a wasteful number, since it uses less digits than its factorization.

240554131320534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213079771.

The product of its (nonzero) digits is 864000, while the sum is 42.

Adding to 240554131320534 its reverse (435023131455042), we get a palindrome (675577262775576).

The spelling of 240554131320534 in words is "two hundred forty trillion, five hundred fifty-four billion, one hundred thirty-one million, three hundred twenty thousand, five hundred thirty-four".