40669024209599 has 2 divisors, whose sum is σ = 40669024209600. Its totient is φ = 40669024209598.

The previous prime is 40669024209503. The next prime is 40669024209601. The reversal of 40669024209599 is 99590242096604.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40669024209599 is a prime.

Together with 40669024209601, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40669024809599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20334512104799 + 20334512104800.

It is an arithmetic number, because the mean of its divisors is an integer number (20334512104800).

Almost surely, 2^{40669024209599} is an apocalyptic number.

40669024209599 is a deficient number, since it is larger than the sum of its proper divisors (1).

40669024209599 is an equidigital number, since it uses as much as digits as its factorization.

40669024209599 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 75582720, while the sum is 65.

The spelling of 40669024209599 in words is "forty trillion, six hundred sixty-nine billion, twenty-four million, two hundred nine thousand, five hundred ninety-nine".