10878636673 has 4 divisors (see below), whose sum is σ = 10974907908. Its totient is φ = 10782365440.

The previous prime is 10878636563. The next prime is 10878636721. The reversal of 10878636673 is 37663687801.

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 2724004864 + 8154631809 = 52192^2 + 90303^2 .

It is a cyclic number.

It is not a de Polignac number, because 10878636673 - 2¹⁷ = 10878505601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10878636173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48135448 + ... + 48135673.

It is an arithmetic number, because the mean of its divisors is an integer number (2743726977).

Almost surely, 2^10878636673 is an apocalyptic number.

It is an amenable number.

10878636673 is a deficient number, since it is larger than the sum of its proper divisors (96271235).

10878636673 is an equidigital number, since it uses as much as digits as its factorization.

10878636673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96271234.

The product of its (nonzero) digits is 6096384, while the sum is 55.

The spelling of 10878636673 in words is "ten billion, eight hundred seventy-eight million, six hundred thirty-six thousand, six hundred seventy-three".