40214323049 has 2 divisors, whose sum is σ = 40214323050. Its totient is φ = 40214323048.

The previous prime is 40214323003. The next prime is 40214323057. The reversal of 40214323049 is 94032341204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26449167424 + 13765155625 = 162632^2 + 117325^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40214323049 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (40214323549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20107161524 + 20107161525.

It is an arithmetic number, because the mean of its divisors is an integer number (20107161525).

Almost surely, 2^40214323049 is an apocalyptic number.

It is an amenable number.

40214323049 is a deficient number, since it is larger than the sum of its proper divisors (1).

40214323049 is an equidigital number, since it uses as much as digits as its factorization.

40214323049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 32.

The spelling of 40214323049 in words is "forty billion, two hundred fourteen million, three hundred twenty-three thousand, forty-nine".