3561368897 has 8 divisors (see below), whose sum is σ = 3605591136. Its totient is φ = 3517178112.

The previous prime is 3561368869. The next prime is 3561368927. The reversal of 3561368897 is 7988631653.

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 3561368897 - 2¹² = 3561364801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3561368597) 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 7 ways as a sum of consecutive naturals, for example, 288353 + ... + 300449.

It is an arithmetic number, because the mean of its divisors is an integer number (450698892).

Almost surely, 2^3561368897 is an apocalyptic number.

It is an amenable number.

3561368897 is a deficient number, since it is larger than the sum of its proper divisors (44222239).

3561368897 is a wasteful number, since it uses less digits than its factorization.

3561368897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15727.

The product of its digits is 6531840, while the sum is 56.

The square root of 3561368897 is about 59677.2058410915. The cubic root of 3561368897 is about 1527.1170306464.

The spelling of 3561368897 in words is "three billion, five hundred sixty-one million, three hundred sixty-eight thousand, eight hundred ninety-seven".