240045103615553 has 2 divisors, whose sum is σ = 240045103615554. Its totient is φ = 240045103615552.

The previous prime is 240045103615453. The next prime is 240045103615619. The reversal of 240045103615553 is 355516301540042.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 120346012074289 + 119699091541264 = 10970233^2 + 10940708^2 .

It is a cyclic number.

It is not a de Polignac number, because 240045103615553 - 2¹⁰ = 240045103614529 is a prime.

It is not a weakly prime, because it can be changed into another prime (240045103615453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120022551807776 + 120022551807777.

It is an arithmetic number, because the mean of its divisors is an integer number (120022551807777).

Almost surely, 2^{240045103615553} is an apocalyptic number.

It is an amenable number.

240045103615553 is a deficient number, since it is larger than the sum of its proper divisors (1).

240045103615553 is an equidigital number, since it uses as much as digits as its factorization.

240045103615553 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080000, while the sum is 44.

The spelling of 240045103615553 in words is "two hundred forty trillion, forty-five billion, one hundred three million, six hundred fifteen thousand, five hundred fifty-three".