5121234544 has 20 divisors (see below), whose sum is σ = 10062146160. Its totient is φ = 2524551680.

The previous prime is 5121234541. The next prime is 5121234557. The reversal of 5121234544 is 4454321215.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5121234541) 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, 2252929 + ... + 2255200.

It is an arithmetic number, because the mean of its divisors is an integer number (503107308).

Almost surely, 2^5121234544 is an apocalyptic number.

It is an amenable number.

5121234544 is a deficient number, since it is larger than the sum of its proper divisors (4940911616).

5121234544 is a wasteful number, since it uses less digits than its factorization.

5121234544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4508208 (or 4508202 counting only the distinct ones).

The product of its digits is 19200, while the sum is 31.

The square root of 5121234544 is about 71562.8013984919. The cubic root of 5121234544 is about 1723.6862692481.

Adding to 5121234544 its reverse (4454321215), we get a palindrome (9575555759).

The spelling of 5121234544 in words is "five billion, one hundred twenty-one million, two hundred thirty-four thousand, five hundred forty-four".