275500027775 has 24 divisors (see below), whose sum is σ = 393043221600. Its totient is φ = 187646405760.

The previous prime is 275500027741. The next prime is 275500027783. The reversal of 275500027775 is 577720005572.

It is a de Polignac number, because none of the positive numbers 2^k-275500027775 is a prime.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 5256764 + ... + 5308913.

It is an arithmetic number, because the mean of its divisors is an integer number (16376800900).

Almost surely, 2^275500027775 is an apocalyptic number.

275500027775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

275500027775 is a deficient number, since it is larger than the sum of its proper divisors (117543193825).

275500027775 is a wasteful number, since it uses less digits than its factorization.

275500027775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10565843 (or 10565838 counting only the distinct ones).

The product of its (nonzero) digits is 1200500, while the sum is 47.

The spelling of 275500027775 in words is "two hundred seventy-five billion, five hundred million, twenty-seven thousand, seven hundred seventy-five".