40434232229 has 2 divisors, whose sum is σ = 40434232230. Its totient is φ = 40434232228.

The previous prime is 40434232207. The next prime is 40434232249. The reversal of 40434232229 is 92223243404.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40430351329 + 3880900 = 201073^2 + 1970^2 .

It is a cyclic number.

It is not a de Polignac number, because 40434232229 - 2²⁸ = 40165796773 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40434232249) 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, 20217116114 + 20217116115.

It is an arithmetic number, because the mean of its divisors is an integer number (20217116115).

Almost surely, 2^40434232229 is an apocalyptic number.

It is an amenable number.

40434232229 is a deficient number, since it is larger than the sum of its proper divisors (1).

40434232229 is an equidigital number, since it uses as much as digits as its factorization.

40434232229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82944, while the sum is 35.

The spelling of 40434232229 in words is "forty billion, four hundred thirty-four million, two hundred thirty-two thousand, two hundred twenty-nine".