13254829645 has 4 divisors (see below), whose sum is σ = 15905795580. Its totient is φ = 10603863712.

The previous prime is 13254829633. The next prime is 13254829663. The reversal of 13254829645 is 54692845231.

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 1567922409 + 11686907236 = 39597^2 + 108106^2 .

It is a cyclic number.

It is not a de Polignac number, because 13254829645 - 2⁷ = 13254829517 is a prime.

It is a super-3 number, since 3×13254829645³ (a number of 31 digits) contains 333 as substring.

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, 1325482960 + ... + 1325482969.

It is an arithmetic number, because the mean of its divisors is an integer number (3976448895).

Almost surely, 2^13254829645 is an apocalyptic number.

It is an amenable number.

13254829645 is a deficient number, since it is larger than the sum of its proper divisors (2650965935).

13254829645 is an equidigital number, since it uses as much as digits as its factorization.

13254829645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2650965934.

The product of its digits is 2073600, while the sum is 49.

The spelling of 13254829645 in words is "thirteen billion, two hundred fifty-four million, eight hundred twenty-nine thousand, six hundred forty-five".