7408009663 has 2 divisors, whose sum is σ = 7408009664. Its totient is φ = 7408009662.

The previous prime is 7408009597. The next prime is 7408009673. The reversal of 7408009663 is 3669008047.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7408009663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7408009673) 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, 3704004831 + 3704004832.

It is an arithmetic number, because the mean of its divisors is an integer number (3704004832).

Almost surely, 2^7408009663 is an apocalyptic number.

7408009663 is a deficient number, since it is larger than the sum of its proper divisors (1).

7408009663 is an equidigital number, since it uses as much as digits as its factorization.

7408009663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 43.

The square root of 7408009663 is about 86069.7953000935. The cubic root of 7408009663 is about 1949.3979875579.

The spelling of 7408009663 in words is "seven billion, four hundred eight million, nine thousand, six hundred sixty-three".