275080775550 has 48 divisors (see below), whose sum is σ = 779657515392. Its totient is φ = 62875605600.

The previous prime is 275080775521. The next prime is 275080775551. The reversal of 275080775550 is 55577080572.

It is a junction number, because it is equal to n+sod(n) for n = 275080775493 and 275080775502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (275080775551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 130989796 + ... + 130991895.

It is an arithmetic number, because the mean of its divisors is an integer number (16242864904).

Almost surely, 2^275080775550 is an apocalyptic number.

275080775550 is an abundant number, since it is smaller than the sum of its proper divisors (504576739842).

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

275080775550 is a wasteful number, since it uses less digits than its factorization.

275080775550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261981713 (or 261981708 counting only the distinct ones).

The product of its (nonzero) digits is 3430000, while the sum is 51.

The spelling of 275080775550 in words is "two hundred seventy-five billion, eighty million, seven hundred seventy-five thousand, five hundred fifty".