240304052122553 has 2 divisors, whose sum is σ = 240304052122554. Its totient is φ = 240304052122552.

The previous prime is 240304052122507. The next prime is 240304052122591. The reversal of 240304052122553 is 355221250403042.

It is an a-pointer prime, because the next prime (240304052122591) can be obtained adding 240304052122553 to its sum of digits (38).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 144289393250704 + 96014658871849 = 12012052^2 + 9798707^2 .

It is a cyclic number.

It is not a de Polignac number, because 240304052122553 - 2²⁴ = 240304035345337 is a prime.

It is not a weakly prime, because it can be changed into another prime (240304072122553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120152026061276 + 120152026061277.

It is an arithmetic number, because the mean of its divisors is an integer number (120152026061277).

Almost surely, 2^{240304052122553} is an apocalyptic number.

It is an amenable number.

240304052122553 is a deficient number, since it is larger than the sum of its proper divisors (1).

240304052122553 is an equidigital number, since it uses as much as digits as its factorization.

240304052122553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288000, while the sum is 38.

The spelling of 240304052122553 in words is "two hundred forty trillion, three hundred four billion, fifty-two million, one hundred twenty-two thousand, five hundred fifty-three".