2044525453513 has 4 divisors (see below), whose sum is σ = 2044554611220. Its totient is φ = 2044496295808.

The previous prime is 2044525453507. The next prime is 2044525453541. The reversal of 2044525453513 is 3153545254402.

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 1949382817209 + 95142636304 = 1396203^2 + 308452^2 .

It is a cyclic number.

It is not a de Polignac number, because 2044525453513 - 2⁹ = 2044525453001 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2044525453513.

It is not an unprimeable number, because it can be changed into a prime (2044525456513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14473420 + ... + 14613997.

It is an arithmetic number, because the mean of its divisors is an integer number (511138652805).

Almost surely, 2^{2044525453513} is an apocalyptic number.

It is an amenable number.

2044525453513 is a deficient number, since it is larger than the sum of its proper divisors (29157707).

2044525453513 is an equidigital number, since it uses as much as digits as its factorization.

2044525453513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29157706.

The product of its (nonzero) digits is 1440000, while the sum is 43.

The spelling of 2044525453513 in words is "two trillion, forty-four billion, five hundred twenty-five million, four hundred fifty-three thousand, five hundred thirteen".