3782220808663 has 8 divisors (see below), whose sum is σ = 4126074679440. Its totient is φ = 3438369540480.

The previous prime is 3782220808637. The next prime is 3782220808669. The reversal of 3782220808663 is 3668080222873.

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

It is a cyclic number.

It is not a de Polignac number, because 3782220808663 - 2³³ = 3773630874071 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 (3782220808669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3589281 + ... + 4521877.

It is an arithmetic number, because the mean of its divisors is an integer number (515759334930).

Almost surely, 2^{3782220808663} is an apocalyptic number.

3782220808663 is a deficient number, since it is larger than the sum of its proper divisors (343853870777).

3782220808663 is a wasteful number, since it uses less digits than its factorization.

3782220808663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1301297.

The product of its (nonzero) digits is 9289728, while the sum is 55.

The spelling of 3782220808663 in words is "three trillion, seven hundred eighty-two billion, two hundred twenty million, eight hundred eight thousand, six hundred sixty-three".