40552444213 has 2 divisors, whose sum is σ = 40552444214. Its totient is φ = 40552444212.

The previous prime is 40552444157. The next prime is 40552444267. The reversal of 40552444213 is 31244425504.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33776191089 + 6776253124 = 183783^2 + 82318^2 .

It is a cyclic number.

It is not a de Polignac number, because 40552444213 - 2¹⁷ = 40552313141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40552444013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20276222106 + 20276222107.

It is an arithmetic number, because the mean of its divisors is an integer number (20276222107).

Almost surely, 2^40552444213 is an apocalyptic number.

It is an amenable number.

40552444213 is a deficient number, since it is larger than the sum of its proper divisors (1).

40552444213 is an equidigital number, since it uses as much as digits as its factorization.

40552444213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 76800, while the sum is 34.

Adding to 40552444213 its reverse (31244425504), we get a palindrome (71796869717).

The spelling of 40552444213 in words is "forty billion, five hundred fifty-two million, four hundred forty-four thousand, two hundred thirteen".