545543255 has 4 divisors (see below), whose sum is σ = 654651912. Its totient is φ = 436434600.

The previous prime is 545543249. The next prime is 545543261. The reversal of 545543255 is 552345545.

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

It is an interprime number because it is at equal distance from previous prime (545543249) and next prime (545543261).

It is not a de Polignac number, because 545543255 - 2²⁶ = 478434391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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, 54554321 + ... + 54554330.

It is an arithmetic number, because the mean of its divisors is an integer number (163662978).

Almost surely, 2^545543255 is an apocalyptic number.

545543255 is a deficient number, since it is larger than the sum of its proper divisors (109108657).

545543255 is a wasteful number, since it uses less digits than its factorization.

545543255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109108656.

The product of its digits is 300000, while the sum is 38.

The square root of 545543255 is about 23356.8674055405. The cubic root of 545543255 is about 817.1022320880.

The spelling of 545543255 in words is "five hundred forty-five million, five hundred forty-three thousand, two hundred fifty-five".