15044400513053 has 4 divisors (see below), whose sum is σ = 15250488191388. Its totient is φ = 14838312834720.

The previous prime is 15044400513049. The next prime is 15044400513089. The reversal of 15044400513053 is 35031500444051.

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 10416898260484 + 4627502252569 = 3227522^2 + 2151163^2 .

It is a cyclic number.

It is not a de Polignac number, because 15044400513053 - 2² = 15044400513049 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15044400513553) 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, 103043839058 + ... + 103043839203.

It is an arithmetic number, because the mean of its divisors is an integer number (3812622047847).

Almost surely, 2^{15044400513053} is an apocalyptic number.

It is an amenable number.

15044400513053 is a deficient number, since it is larger than the sum of its proper divisors (206087678335).

15044400513053 is an equidigital number, since it uses as much as digits as its factorization.

15044400513053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206087678334.

The product of its (nonzero) digits is 72000, while the sum is 35.

The spelling of 15044400513053 in words is "fifteen trillion, forty-four billion, four hundred million, five hundred thirteen thousand, fifty-three".