40417154423 has 2 divisors, whose sum is σ = 40417154424. Its totient is φ = 40417154422.

The previous prime is 40417154411. The next prime is 40417154443. The reversal of 40417154423 is 32445171404.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40417154423 - 2¹⁸ = 40416892279 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40417154443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20208577211 + 20208577212.

It is an arithmetic number, because the mean of its divisors is an integer number (20208577212).

Almost surely, 2^40417154423 is an apocalyptic number.

40417154423 is a deficient number, since it is larger than the sum of its proper divisors (1).

40417154423 is an equidigital number, since it uses as much as digits as its factorization.

40417154423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 53760, while the sum is 35.

The spelling of 40417154423 in words is "forty billion, four hundred seventeen million, one hundred fifty-four thousand, four hundred twenty-three".