240404244133 has 2 divisors, whose sum is σ = 240404244134. Its totient is φ = 240404244132.

The previous prime is 240404244121. The next prime is 240404244161. The reversal of 240404244133 is 331442404042.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 160293734689 + 80110509444 = 400367^2 + 283038^2 .

It is a cyclic number.

It is not a de Polignac number, because 240404244133 - 2²⁵ = 240370689701 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 240404244095 and 240404244104.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (240404244173) 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, 120202122066 + 120202122067.

It is an arithmetic number, because the mean of its divisors is an integer number (120202122067).

Almost surely, 2^240404244133 is an apocalyptic number.

It is an amenable number.

240404244133 is a deficient number, since it is larger than the sum of its proper divisors (1).

240404244133 is an equidigital number, since it uses as much as digits as its factorization.

240404244133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 240404244133 its reverse (331442404042), we get a palindrome (571846648175).

The spelling of 240404244133 in words is "two hundred forty billion, four hundred four million, two hundred forty-four thousand, one hundred thirty-three".