240554131034513 has 2 divisors, whose sum is σ = 240554131034514. Its totient is φ = 240554131034512.

The previous prime is 240554131034509. The next prime is 240554131034519. The reversal of 240554131034513 is 315430131455042.

240554131034513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 219843695074129 + 20710435960384 = 14827127^2 + 4550872^2 .

It is a cyclic number.

It is not a de Polignac number, because 240554131034513 - 2² = 240554131034509 is a prime.

It is not a weakly prime, because it can be changed into another prime (240554131034519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120277065517256 + 120277065517257.

It is an arithmetic number, because the mean of its divisors is an integer number (120277065517257).

Almost surely, 2^{240554131034513} is an apocalyptic number.

It is an amenable number.

240554131034513 is a deficient number, since it is larger than the sum of its proper divisors (1).

240554131034513 is an equidigital number, since it uses as much as digits as its factorization.

240554131034513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432000, while the sum is 41.

Adding to 240554131034513 its reverse (315430131455042), we get a palindrome (555984262489555).

The spelling of 240554131034513 in words is "two hundred forty trillion, five hundred fifty-four billion, one hundred thirty-one million, thirty-four thousand, five hundred thirteen".