20364738683366 has 32 divisors (see below), whose sum is σ = 38092663348992. Its totient is φ = 7932656014560.

The previous prime is 20364738683291. The next prime is 20364738683371. The reversal of 20364738683366 is 66338683746302.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 13075061 + ... + 14549456.

It is an arithmetic number, because the mean of its divisors is an integer number (1190395729656).

Almost surely, 2^{20364738683366} is an apocalyptic number.

20364738683366 is a deficient number, since it is larger than the sum of its proper divisors (17727924665626).

20364738683366 is a wasteful number, since it uses less digits than its factorization.

20364738683366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27629324.

The product of its (nonzero) digits is 376233984, while the sum is 65.

The spelling of 20364738683366 in words is "twenty trillion, three hundred sixty-four billion, seven hundred thirty-eight million, six hundred eighty-three thousand, three hundred sixty-six".