40453008647 has 2 divisors, whose sum is σ = 40453008648. Its totient is φ = 40453008646.

The previous prime is 40453008641. The next prime is 40453008731. The reversal of 40453008647 is 74680035404.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40453008647 - 2¹⁴ = 40452992263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40453008641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20226504323 + 20226504324.

It is an arithmetic number, because the mean of its divisors is an integer number (20226504324).

Almost surely, 2^40453008647 is an apocalyptic number.

40453008647 is a deficient number, since it is larger than the sum of its proper divisors (1).

40453008647 is an equidigital number, since it uses as much as digits as its factorization.

40453008647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 322560, while the sum is 41.

The spelling of 40453008647 in words is "forty billion, four hundred fifty-three million, eight thousand, six hundred forty-seven".