5120840209112 has 8 divisors (see below), whose sum is σ = 9601575392100. Its totient is φ = 2560420104552.

The previous prime is 5120840209073. The next prime is 5120840209123. The reversal of 5120840209112 is 2119020480215.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 320052513062 + ... + 320052513077.

Almost surely, 2^{5120840209112} is an apocalyptic number.

It is an amenable number.

5120840209112 is a deficient number, since it is larger than the sum of its proper divisors (4480735182988).

5120840209112 is a wasteful number, since it uses less digits than its factorization.

5120840209112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 640105026145 (or 640105026141 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 35.

Adding to 5120840209112 its reverse (2119020480215), we get a palindrome (7239860689327).

The spelling of 5120840209112 in words is "five trillion, one hundred twenty billion, eight hundred forty million, two hundred nine thousand, one hundred twelve".