10984719805 has 4 divisors (see below), whose sum is σ = 13181663772. Its totient is φ = 8787775840.

The previous prime is 10984719787. The next prime is 10984719817. The reversal of 10984719805 is 50891748901.

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 1198959876 + 9785759929 = 34626^2 + 98923^2 .

It is not a de Polignac number, because 10984719805 - 2²⁹ = 10447848893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1098471976 + ... + 1098471985.

It is an arithmetic number, because the mean of its divisors is an integer number (3295415943).

Almost surely, 2^10984719805 is an apocalyptic number.

It is an amenable number.

10984719805 is a deficient number, since it is larger than the sum of its proper divisors (2196943967).

10984719805 is an equidigital number, since it uses as much as digits as its factorization.

10984719805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2196943966.

The product of its (nonzero) digits is 725760, while the sum is 52.

The spelling of 10984719805 in words is "ten billion, nine hundred eighty-four million, seven hundred nineteen thousand, eight hundred five".