10853204645 has 4 divisors (see below), whose sum is σ = 13023845580. Its totient is φ = 8682563712.

The previous prime is 10853204569. The next prime is 10853204647. The reversal of 10853204645 is 54640235801.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 54640235801 = 1237 ⋅44171573.

It can be written as a sum of positive squares in 2 ways, for example, as 2718788164 + 8134416481 = 52142^2 + 90191^2 .

It is a cyclic number.

It is not a de Polignac number, because 10853204645 - 2¹² = 10853200549 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10853204599 and 10853204608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10853204647) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1085320460 + ... + 1085320469.

It is an arithmetic number, because the mean of its divisors is an integer number (3255961395).

Almost surely, 2^10853204645 is an apocalyptic number.

It is an amenable number.

10853204645 is a deficient number, since it is larger than the sum of its proper divisors (2170640935).

10853204645 is an equidigital number, since it uses as much as digits as its factorization.

10853204645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2170640934.

The product of its (nonzero) digits is 115200, while the sum is 38.

The spelling of 10853204645 in words is "ten billion, eight hundred fifty-three million, two hundred four thousand, six hundred forty-five".