3563364681 has 6 divisors (see below), whose sum is σ = 5147082330. Its totient is φ = 2375576448.

The previous prime is 3563364641. The next prime is 3563364689. The reversal of 3563364681 is 1864633653.

3563364681 is a `hidden beast` number, since 3 + 5 + 633 + 6 + 4 + 6 + 8 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1861059600 + 1702305081 = 43140^2 + 41259^2 .

It is not a de Polignac number, because 3563364681 - 2⁶ = 3563364617 is a prime.

It is a super-2 number, since 2×3563364681² = 25395135699596463522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3563364689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 197964696 + ... + 197964713.

It is an arithmetic number, because the mean of its divisors is an integer number (857847055).

Almost surely, 2^3563364681 is an apocalyptic number.

It is an amenable number.

3563364681 is a deficient number, since it is larger than the sum of its proper divisors (1583717649).

3563364681 is a wasteful number, since it uses less digits than its factorization.

3563364681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395929415 (or 395929412 counting only the distinct ones).

The product of its digits is 933120, while the sum is 45.

The square root of 3563364681 is about 59693.9249924144. The cubic root of 3563364681 is about 1527.4022418180.

The spelling of 3563364681 in words is "three billion, five hundred sixty-three million, three hundred sixty-four thousand, six hundred eighty-one".