43344142417 has 2 divisors, whose sum is σ = 43344142418. Its totient is φ = 43344142416.

The previous prime is 43344142393. The next prime is 43344142423. The reversal of 43344142417 is 71424144334.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42402634561 + 941507856 = 205919^2 + 30684^2 .

It is a cyclic number.

It is not a de Polignac number, because 43344142417 - 2²³ = 43335753809 is a prime.

It is not a weakly prime, because it can be changed into another prime (43344142817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21672071208 + 21672071209.

It is an arithmetic number, because the mean of its divisors is an integer number (21672071209).

Almost surely, 2^43344142417 is an apocalyptic number.

It is an amenable number.

43344142417 is a deficient number, since it is larger than the sum of its proper divisors (1).

43344142417 is an equidigital number, since it uses as much as digits as its factorization.

43344142417 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 129024, while the sum is 37.

It can be divided in two parts, 43344 and 142417, that added together give a square (185761 = 431²).

The spelling of 43344142417 in words is "forty-three billion, three hundred forty-four million, one hundred forty-two thousand, four hundred seventeen".