5128023277613 has 4 divisors (see below), whose sum is σ = 5128031494620. Its totient is φ = 5128015060608.

The previous prime is 5128023277583. The next prime is 5128023277627. The reversal of 5128023277613 is 3167723208215.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3245809401769 + 1882213875844 = 1801613^2 + 1371938^2 .

It is a cyclic number.

It is not a de Polignac number, because 5128023277613 - 2³⁰ = 5126949535789 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5128023277633) by changing a digit.

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, 3087878 + ... + 4448711.

It is an arithmetic number, because the mean of its divisors is an integer number (1282007873655).

Almost surely, 2^{5128023277613} is an apocalyptic number.

It is an amenable number.

5128023277613 is a deficient number, since it is larger than the sum of its proper divisors (8217007).

5128023277613 is an equidigital number, since it uses as much as digits as its factorization.

5128023277613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8217006.

The product of its (nonzero) digits is 846720, while the sum is 47.

The spelling of 5128023277613 in words is "five trillion, one hundred twenty-eight billion, twenty-three million, two hundred seventy-seven thousand, six hundred thirteen".