40021410229 has 2 divisors, whose sum is σ = 40021410230. Its totient is φ = 40021410228.

The previous prime is 40021410203. The next prime is 40021410257. The reversal of 40021410229 is 92201412004.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32953140900 + 7068269329 = 181530^2 + 84073^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40021410229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40021410329) 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, 20010705114 + 20010705115.

It is an arithmetic number, because the mean of its divisors is an integer number (20010705115).

Almost surely, 2^40021410229 is an apocalyptic number.

It is an amenable number.

40021410229 is a deficient number, since it is larger than the sum of its proper divisors (1).

40021410229 is an equidigital number, since it uses as much as digits as its factorization.

40021410229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 25.

The spelling of 40021410229 in words is "forty billion, twenty-one million, four hundred ten thousand, two hundred twenty-nine".