275305128888 has 16 divisors (see below), whose sum is σ = 688262822280. Its totient is φ = 91768376288.

The previous prime is 275305128859. The next prime is 275305128893. The reversal of 275305128888 is 888821503572.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5735523495 + ... + 5735523542.

Almost surely, 2^275305128888 is an apocalyptic number.

It is an amenable number.

275305128888 is an abundant number, since it is smaller than the sum of its proper divisors (412957693392).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

275305128888 is a wasteful number, since it uses less digits than its factorization.

275305128888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11471047046 (or 11471047042 counting only the distinct ones).

The product of its (nonzero) digits is 8601600, while the sum is 57.

The spelling of 275305128888 in words is "two hundred seventy-five billion, three hundred five million, one hundred twenty-eight thousand, eight hundred eighty-eight".