44220242413 has 2 divisors, whose sum is σ = 44220242414. Its totient is φ = 44220242412.

The previous prime is 44220242333. The next prime is 44220242431. The reversal of 44220242413 is 31424202244.

Together with next prime (44220242431) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39022841764 + 5197400649 = 197542^2 + 72093^2 .

It is a cyclic number.

It is not a de Polignac number, because 44220242413 - 2¹³ = 44220234221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44290242413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22110121206 + 22110121207.

It is an arithmetic number, because the mean of its divisors is an integer number (22110121207).

Almost surely, 2^44220242413 is an apocalyptic number.

It is an amenable number.

44220242413 is a deficient number, since it is larger than the sum of its proper divisors (1).

44220242413 is an equidigital number, since it uses as much as digits as its factorization.

44220242413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 44220242413 its reverse (31424202244), we get a palindrome (75644444657).

The spelling of 44220242413 in words is "forty-four billion, two hundred twenty million, two hundred forty-two thousand, four hundred thirteen".