40220324413 has 2 divisors, whose sum is σ = 40220324414. Its totient is φ = 40220324412.

The previous prime is 40220324399. The next prime is 40220324423. The reversal of 40220324413 is 31442302204.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33842385369 + 6377939044 = 183963^2 + 79862^2 .

It is a cyclic number.

It is not a de Polignac number, because 40220324413 - 2⁵ = 40220324381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40220324423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20110162206 + 20110162207.

It is an arithmetic number, because the mean of its divisors is an integer number (20110162207).

Almost surely, 2^40220324413 is an apocalyptic number.

It is an amenable number.

40220324413 is a deficient number, since it is larger than the sum of its proper divisors (1).

40220324413 is an equidigital number, since it uses as much as digits as its factorization.

40220324413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 40220324413 its reverse (31442302204), we get a palindrome (71662626617).

The spelling of 40220324413 in words is "forty billion, two hundred twenty million, three hundred twenty-four thousand, four hundred thirteen".