39869103663 has 16 divisors (see below), whose sum is σ = 62174041600. Its totient is φ = 25180486200.

The previous prime is 39869103661. The next prime is 39869103707. The reversal of 39869103663 is 36630196893.

It is a happy number.

It is not a de Polignac number, because 39869103663 - 2¹ = 39869103661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39869103661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38858263 + ... + 38859288.

It is an arithmetic number, because the mean of its divisors is an integer number (3885877600).

Almost surely, 2^39869103663 is an apocalyptic number.

39869103663 is a deficient number, since it is larger than the sum of its proper divisors (22304937937).

39869103663 is a wasteful number, since it uses less digits than its factorization.

39869103663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77717579 (or 77717573 counting only the distinct ones).

The product of its (nonzero) digits is 3779136, while the sum is 54.

The spelling of 39869103663 in words is "thirty-nine billion, eight hundred sixty-nine million, one hundred three thousand, six hundred sixty-three".