15728571428573 has 4 divisors (see below), whose sum is σ = 15764076104928. Its totient is φ = 15693066752220.

The previous prime is 15728571428567. The next prime is 15728571428599. The reversal of 15728571428573 is 37582417582751.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 15728571428573 - 2³⁶ = 15659851951837 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 (15728571448573) 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, 17752337513 + ... + 17752338398.

It is an arithmetic number, because the mean of its divisors is an integer number (3941019026232).

Almost surely, 2^{15728571428573} is an apocalyptic number.

It is an amenable number.

15728571428573 is a deficient number, since it is larger than the sum of its proper divisors (35504676355).

15728571428573 is an equidigital number, since it uses as much as digits as its factorization.

15728571428573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35504676354.

The product of its digits is 131712000, while the sum is 65.

The spelling of 15728571428573 in words is "fifteen trillion, seven hundred twenty-eight billion, five hundred seventy-one million, four hundred twenty-eight thousand, five hundred seventy-three".