240534154550273 has 2 divisors, whose sum is σ = 240534154550274. Its totient is φ = 240534154550272.

The previous prime is 240534154550201. The next prime is 240534154550293. The reversal of 240534154550273 is 372055451435042.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 234139972466689 + 6394182083584 = 15301633^2 + 2528672^2 .

It is a cyclic number.

It is not a de Polignac number, because 240534154550273 - 2¹⁴ = 240534154533889 is a prime.

It is not a weakly prime, because it can be changed into another prime (240534154550293) 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 as a sum of consecutive naturals, namely, 120267077275136 + 120267077275137.

It is an arithmetic number, because the mean of its divisors is an integer number (120267077275137).

Almost surely, 2^{240534154550273} is an apocalyptic number.

It is an amenable number.

240534154550273 is a deficient number, since it is larger than the sum of its proper divisors (1).

240534154550273 is an equidigital number, since it uses as much as digits as its factorization.

240534154550273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080000, while the sum is 50.

The spelling of 240534154550273 in words is "two hundred forty trillion, five hundred thirty-four billion, one hundred fifty-four million, five hundred fifty thousand, two hundred seventy-three".