5678603411521 has 4 divisors (see below), whose sum is σ = 5687462387844. Its totient is φ = 5669744435200.

The previous prime is 5678603411473. The next prime is 5678603411561. The reversal of 5678603411521 is 1251143068765.

5678603411521 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5495911280896 + 182692130625 = 2344336^2 + 427425^2 .

It is a cyclic number.

It is not a de Polignac number, because 5678603411521 - 2⁹ = 5678603411009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5678603411561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4429487200 + ... + 4429488481.

It is an arithmetic number, because the mean of its divisors is an integer number (1421865596961).

Almost surely, 2^{5678603411521} is an apocalyptic number.

It is an amenable number.

5678603411521 is a deficient number, since it is larger than the sum of its proper divisors (8858976323).

5678603411521 is an equidigital number, since it uses as much as digits as its factorization.

5678603411521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8858976322.

The product of its (nonzero) digits is 1209600, while the sum is 49.

The spelling of 5678603411521 in words is "five trillion, six hundred seventy-eight billion, six hundred three million, four hundred eleven thousand, five hundred twenty-one".