5211544144 has 20 divisors (see below), whose sum is σ = 10120173696. Its totient is φ = 2599886432.

The previous prime is 5211544111. The next prime is 5211544249. The reversal of 5211544144 is 4414451125.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 360544 + ... + 374719.

Almost surely, 2^5211544144 is an apocalyptic number.

It is an amenable number.

5211544144 is a deficient number, since it is larger than the sum of its proper divisors (4908629552).

5211544144 is a wasteful number, since it uses less digits than its factorization.

5211544144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 735714 (or 735708 counting only the distinct ones).

The product of its digits is 12800, while the sum is 31.

The square root of 5211544144 is about 72191.0253701940. The cubic root of 5211544144 is about 1733.7593129895.

Adding to 5211544144 its reverse (4414451125), we get a palindrome (9625995269).

The spelling of 5211544144 in words is "five billion, two hundred eleven million, five hundred forty-four thousand, one hundred forty-four".