5213634544 has 40 divisors (see below), whose sum is σ = 10264534992. Its totient is φ = 2565043200.

The previous prime is 5213634541. The next prime is 5213634551. The reversal of 5213634544 is 4454363125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5213634541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 253512 + ... + 273304.

Almost surely, 2^5213634544 is an apocalyptic number.

It is an amenable number.

5213634544 is a deficient number, since it is larger than the sum of its proper divisors (5050900448).

5213634544 is a wasteful number, since it uses less digits than its factorization.

5213634544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20065 (or 20059 counting only the distinct ones).

The product of its digits is 172800, while the sum is 37.

The square root of 5213634544 is about 72205.5021726184. The cubic root of 5213634544 is about 1733.9910911280.

Adding to 5213634544 its reverse (4454363125), we get a palindrome (9667997669).

The spelling of 5213634544 in words is "five billion, two hundred thirteen million, six hundred thirty-four thousand, five hundred forty-four".