481271317778253 has 4 divisors (see below), whose sum is σ = 641695090371008. Its totient is φ = 320847545185500.

The previous prime is 481271317778227. The next prime is 481271317778263. The reversal of 481271317778253 is 352877713172184.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 481271317778253 - 2⁶ = 481271317778189 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (481271317778263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80211886296373 + ... + 80211886296378.

It is an arithmetic number, because the mean of its divisors is an integer number (160423772592752).

Almost surely, 2^{481271317778253} is an apocalyptic number.

It is an amenable number.

481271317778253 is a deficient number, since it is larger than the sum of its proper divisors (160423772592755).

481271317778253 is a wasteful number, since it uses less digits than its factorization.

481271317778253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160423772592754.

The product of its digits is 110638080, while the sum is 66.

The spelling of 481271317778253 in words is "four hundred eighty-one trillion, two hundred seventy-one billion, three hundred seventeen million, seven hundred seventy-eight thousand, two hundred fifty-three".