5641648411 has 4 divisors (see below), whose sum is σ = 6447598192. Its totient is φ = 4835698632.

The previous prime is 5641648349. The next prime is 5641648417. The reversal of 5641648411 is 1148461465.

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

It is a cyclic number.

It is not a de Polignac number, because 5641648411 - 2⁹ = 5641647899 is a prime.

It is a super-4 number, since 4×5641648411⁴ (a number of 40 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (5641648417) 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, 402974880 + ... + 402974893.

It is an arithmetic number, because the mean of its divisors is an integer number (1611899548).

Almost surely, 2^5641648411 is an apocalyptic number.

5641648411 is a deficient number, since it is larger than the sum of its proper divisors (805949781).

5641648411 is an equidigital number, since it uses as much as digits as its factorization.

5641648411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 805949780.

The product of its digits is 92160, while the sum is 40.

The square root of 5641648411 is about 75110.9074036521. The cubic root of 5641648411 is about 1780.1994906450.

The spelling of 5641648411 in words is "five billion, six hundred forty-one million, six hundred forty-eight thousand, four hundred eleven".