275728007573 has 8 divisors (see below), whose sum is σ = 278618106936. Its totient is φ = 272841048000.

The previous prime is 275728007509. The next prime is 275728007587. The reversal of 275728007573 is 375700827572.

It can be written as a sum of positive squares in 4 ways, for example, as 305620324 + 275422387249 = 17482^2 + 524807^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 275728007573 - 2⁶ = 275728007509 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 (275728007593) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 608186 + ... + 959867.

It is an arithmetic number, because the mean of its divisors is an integer number (34827263367).

Almost surely, 2^275728007573 is an apocalyptic number.

It is an amenable number.

275728007573 is a deficient number, since it is larger than the sum of its proper divisors (2890099363).

275728007573 is a wasteful number, since it uses less digits than its factorization.

275728007573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1569895.

The product of its (nonzero) digits is 5762400, while the sum is 53.

The spelling of 275728007573 in words is "two hundred seventy-five billion, seven hundred twenty-eight million, seven thousand, five hundred seventy-three".