1663552460366 has 8 divisors (see below), whose sum is σ = 2603821242384. Its totient is φ = 795612046240.

The previous prime is 1663552460329. The next prime is 1663552460413. The reversal of 1663552460366 is 6630642553661.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 18082091915 + ... + 18082092006.

It is an arithmetic number, because the mean of its divisors is an integer number (325477655298).

Almost surely, 2^{1663552460366} is an apocalyptic number.

1663552460366 is a deficient number, since it is larger than the sum of its proper divisors (940268782018).

1663552460366 is a wasteful number, since it uses less digits than its factorization.

1663552460366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36164183946.

The product of its (nonzero) digits is 13996800, while the sum is 53.

The spelling of 1663552460366 in words is "one trillion, six hundred sixty-three billion, five hundred fifty-two million, four hundred sixty thousand, three hundred sixty-six".