5255521544212 has 12 divisors (see below), whose sum is σ = 9197276504416. Its totient is φ = 2627728257240.

The previous prime is 5255521544201. The next prime is 5255521544219. The reversal of 5255521544212 is 2124451255525.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5255521544219) 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, 7763214 + ... + 8412997.

Almost surely, 2^{5255521544212} is an apocalyptic number.

It is an amenable number.

5255521544212 is a deficient number, since it is larger than the sum of its proper divisors (3941754960204).

5255521544212 is a wasteful number, since it uses less digits than its factorization.

5255521544212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16257438 (or 16257436 counting only the distinct ones).

The product of its digits is 800000, while the sum is 43.

Adding to 5255521544212 its reverse (2124451255525), we get a palindrome (7379972799737).

The spelling of 5255521544212 in words is "five trillion, two hundred fifty-five billion, five hundred twenty-one million, five hundred forty-four thousand, two hundred twelve".