240042064193 has 2 divisors, whose sum is σ = 240042064194. Its totient is φ = 240042064192.

The previous prime is 240042064187. The next prime is 240042064231. The reversal of 240042064193 is 391460240042.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 214733072449 + 25308991744 = 463393^2 + 159088^2 .

It is a cyclic number.

It is not a de Polignac number, because 240042064193 - 2⁴ = 240042064177 is a prime.

It is not a weakly prime, because it can be changed into another prime (240042064103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120021032096 + 120021032097.

It is an arithmetic number, because the mean of its divisors is an integer number (120021032097).

Almost surely, 2^240042064193 is an apocalyptic number.

It is an amenable number.

240042064193 is a deficient number, since it is larger than the sum of its proper divisors (1).

240042064193 is an equidigital number, since it uses as much as digits as its factorization.

240042064193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 35.

The spelling of 240042064193 in words is "two hundred forty billion, forty-two million, sixty-four thousand, one hundred ninety-three".