10545263608709 has 4 divisors (see below), whose sum is σ = 10598792865804. Its totient is φ = 10491734351616.

The previous prime is 10545263608703. The next prime is 10545263608741. The reversal of 10545263608709 is 90780636254501.

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 10348413441025 + 196850167684 = 3216895^2 + 443678^2 .

It is a cyclic number.

It is not a de Polignac number, because 10545263608709 - 2⁴⁰ = 9445751980933 is a prime.

It is a super-2 number, since 2×10545263608709² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10545263608703) 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, 26764628252 + ... + 26764628645.

It is an arithmetic number, because the mean of its divisors is an integer number (2649698216451).

It is a 1-persistent number, because it is pandigital, but 2⋅10545263608709 = 21090527217418 is not.

Almost surely, 2^{10545263608709} is an apocalyptic number.

It is an amenable number.

10545263608709 is a deficient number, since it is larger than the sum of its proper divisors (53529257095).

10545263608709 is an equidigital number, since it uses as much as digits as its factorization.

10545263608709 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53529257094.

The product of its (nonzero) digits is 10886400, while the sum is 56.

The spelling of 10545263608709 in words is "ten trillion, five hundred forty-five billion, two hundred sixty-three million, six hundred eight thousand, seven hundred nine".