5212544242 has 8 divisors (see below), whose sum is σ = 7820430300. Its totient is φ = 2605734144.

The previous prime is 5212544221. The next prime is 5212544273. The reversal of 5212544242 is 2424452125.

It can be written as a sum of positive squares in 2 ways, for example, as 5033760601 + 178783641 = 70949^2 + 13371^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 256767 + ... + 276322.

Almost surely, 2^5212544242 is an apocalyptic number.

5212544242 is a deficient number, since it is larger than the sum of its proper divisors (2607886058).

5212544242 is a wasteful number, since it uses less digits than its factorization.

5212544242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 537980.

The product of its digits is 25600, while the sum is 31.

The square root of 5212544242 is about 72197.9517853519. The cubic root of 5212544242 is about 1733.8702089972.

Adding to 5212544242 its reverse (2424452125), we get a palindrome (7636996367).

The spelling of 5212544242 in words is "five billion, two hundred twelve million, five hundred forty-four thousand, two hundred forty-two".