255053395471 has 4 divisors (see below), whose sum is σ = 291489594832. Its totient is φ = 218617196112.

The previous prime is 255053395469. The next prime is 255053395477. The reversal of 255053395471 is 174593350552.

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

It is not a de Polignac number, because 255053395471 - 2¹ = 255053395469 is a prime.

It is a super-3 number, since 3×255053395471³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255053395477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18218099670 + ... + 18218099683.

It is an arithmetic number, because the mean of its divisors is an integer number (72872398708).

Almost surely, 2^255053395471 is an apocalyptic number.

255053395471 is a deficient number, since it is larger than the sum of its proper divisors (36436199361).

255053395471 is an equidigital number, since it uses as much as digits as its factorization.

255053395471 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36436199360.

The product of its (nonzero) digits is 2835000, while the sum is 49.

The spelling of 255053395471 in words is "two hundred fifty-five billion, fifty-three million, three hundred ninety-five thousand, four hundred seventy-one".