41664943129 has 2 divisors, whose sum is σ = 41664943130. Its totient is φ = 41664943128.

The previous prime is 41664943109. The next prime is 41664943171. The reversal of 41664943129 is 92134946614.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28289558025 + 13375385104 = 168195^2 + 115652^2 .

It is a cyclic number.

It is not a de Polignac number, because 41664943129 - 2¹³ = 41664934937 is a prime.

It is not a weakly prime, because it can be changed into another prime (41664943109) 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, 20832471564 + 20832471565.

It is an arithmetic number, because the mean of its divisors is an integer number (20832471565).

Almost surely, 2^41664943129 is an apocalyptic number.

It is an amenable number.

41664943129 is a deficient number, since it is larger than the sum of its proper divisors (1).

41664943129 is an equidigital number, since it uses as much as digits as its factorization.

41664943129 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1119744, while the sum is 49.

The spelling of 41664943129 in words is "forty-one billion, six hundred sixty-four million, nine hundred forty-three thousand, one hundred twenty-nine".