41433442409 has 2 divisors, whose sum is σ = 41433442410. Its totient is φ = 41433442408.

The previous prime is 41433442399. The next prime is 41433442439. The reversal of 41433442409 is 90424433414.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39170347225 + 2263095184 = 197915^2 + 47572^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41433442409 is a prime.

It is not a weakly prime, because it can be changed into another prime (41433442439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20716721204 + 20716721205.

It is an arithmetic number, because the mean of its divisors is an integer number (20716721205).

Almost surely, 2^41433442409 is an apocalyptic number.

It is an amenable number.

41433442409 is a deficient number, since it is larger than the sum of its proper divisors (1).

41433442409 is an equidigital number, since it uses as much as digits as its factorization.

41433442409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 165888, while the sum is 38.

The spelling of 41433442409 in words is "forty-one billion, four hundred thirty-three million, four hundred forty-two thousand, four hundred nine".