275055030500 has 24 divisors (see below), whose sum is σ = 600720187704. Its totient is φ = 110022012000.

The previous prime is 275055030499. The next prime is 275055030511. The reversal of 275055030500 is 5030550572.

It can be written as a sum of positive squares in 4 ways, for example, as 29271103744 + 245783926756 = 171088^2 + 495766^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 275054531 + ... + 275055530.

It is an arithmetic number, because the mean of its divisors is an integer number (25030007821).

Almost surely, 2^275055030500 is an apocalyptic number.

275055030500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

275055030500 is an abundant number, since it is smaller than the sum of its proper divisors (325665157204).

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

275055030500 is a wasteful number, since it uses less digits than its factorization.

275055030500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550110080 (or 550110068 counting only the distinct ones).

The product of its (nonzero) digits is 26250, while the sum is 32.

The spelling of 275055030500 in words is "two hundred seventy-five billion, fifty-five million, thirty thousand, five hundred".