5541636213 has 12 divisors (see below), whose sum is σ = 8046062700. Its totient is φ = 3675280896.

The previous prime is 5541636173. The next prime is 5541636253. The reversal of 5541636213 is 3126361455.

5541636213 is a `hidden beast` number, since 5 + 5 + 4 + 1 + 636 + 2 + 13 = 666.

It is an interprime number because it is at equal distance from previous prime (5541636173) and next prime (5541636253).

It can be written as a sum of positive squares in 2 ways, for example, as 917908209 + 4623728004 = 30297^2 + 67998^2 .

It is a de Polignac number, because none of the positive numbers 2^k-5541636213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5541636253) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1593438 + ... + 1596911.

It is an arithmetic number, because the mean of its divisors is an integer number (670505225).

Almost surely, 2^5541636213 is an apocalyptic number.

It is an amenable number.

5541636213 is a deficient number, since it is larger than the sum of its proper divisors (2504426487).

5541636213 is a wasteful number, since it uses less digits than its factorization.

5541636213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3190548 (or 3190545 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The square root of 5541636213 is about 74442.1669015619. The cubic root of 5541636213 is about 1769.6172273891.

Adding to 5541636213 its reverse (3126361455), we get a palindrome (8667997668).

The spelling of 5541636213 in words is "five billion, five hundred forty-one million, six hundred thirty-six thousand, two hundred thirteen".