275128442921404 has 24 divisors (see below), whose sum is σ = 482358539817728. Its totient is φ = 137311720968240.

The previous prime is 275128442921401. The next prime is 275128442921459. The reversal of 275128442921404 is 404129244821572.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (275128442921401) 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, 360864559 + ... + 361626169.

Almost surely, 2^{275128442921404} is an apocalyptic number.

It is an amenable number.

275128442921404 is a deficient number, since it is larger than the sum of its proper divisors (207230096896324).

275128442921404 is a wasteful number, since it uses less digits than its factorization.

275128442921404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 927265 (or 927263 counting only the distinct ones).

The product of its (nonzero) digits is 10321920, while the sum is 55.

The spelling of 275128442921404 in words is "two hundred seventy-five trillion, one hundred twenty-eight billion, four hundred forty-two million, nine hundred twenty-one thousand, four hundred four".