5212856983845 has 96 divisors (see below), whose sum is σ = 9773265600000. Its totient is φ = 2365635345024.

The previous prime is 5212856983843. The next prime is 5212856983879. The reversal of 5212856983845 is 5483896582125.

It is not a de Polignac number, because 5212856983845 - 2¹ = 5212856983843 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5212856983843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 77194906 + ... + 77262404.

It is an arithmetic number, because the mean of its divisors is an integer number (101804850000).

Almost surely, 2^{5212856983845} is an apocalyptic number.

It is an amenable number.

5212856983845 is a deficient number, since it is larger than the sum of its proper divisors (4560408616155).

5212856983845 is a wasteful number, since it uses less digits than its factorization.

5212856983845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68287 (or 68280 counting only the distinct ones).

The product of its digits is 165888000, while the sum is 66.

The spelling of 5212856983845 in words is "five trillion, two hundred twelve billion, eight hundred fifty-six million, nine hundred eighty-three thousand, eight hundred forty-five".