275555550499 has 4 divisors (see below), whose sum is σ = 276441581520. Its totient is φ = 274669519480.

The previous prime is 275555550467. The next prime is 275555550511. The reversal of 275555550499 is 994055555572.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 275555550499 - 2⁵ = 275555550467 is a prime.

It is a super-2 number, since 2×275555550499² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (275555550409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 443015044 + ... + 443015665.

It is an arithmetic number, because the mean of its divisors is an integer number (69110395380).

Almost surely, 2^275555550499 is an apocalyptic number.

275555550499 is a deficient number, since it is larger than the sum of its proper divisors (886031021).

275555550499 is an equidigital number, since it uses as much as digits as its factorization.

275555550499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 886031020.

The product of its (nonzero) digits is 70875000, while the sum is 61.

The spelling of 275555550499 in words is "two hundred seventy-five billion, five hundred fifty-five million, five hundred fifty thousand, four hundred ninety-nine".