485198458281 has 6 divisors (see below), whose sum is σ = 700842217530. Its totient is φ = 323465638848.

The previous prime is 485198458253. The next prime is 485198458369. The reversal of 485198458281 is 182854891584.

485198458281 is a `hidden beast` number, since 48 + 5 + 1 + 9 + 8 + 4 + 582 + 8 + 1 = 666.

485198458281 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 485134538256 + 63920025 = 696516^2 + 7995^2 .

It is not a de Polignac number, because 485198458281 - 2⁷ = 485198458153 is a prime.

It is a super-2 number, since 2×485198458281² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (485198458681) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26955469896 + ... + 26955469913.

It is an arithmetic number, because the mean of its divisors is an integer number (116807036255).

Almost surely, 2^485198458281 is an apocalyptic number.

It is an amenable number.

485198458281 is a deficient number, since it is larger than the sum of its proper divisors (215643759249).

485198458281 is a wasteful number, since it uses less digits than its factorization.

485198458281 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53910939815 (or 53910939812 counting only the distinct ones).

The product of its digits is 29491200, while the sum is 63.

The spelling of 485198458281 in words is "four hundred eighty-five billion, one hundred ninety-eight million, four hundred fifty-eight thousand, two hundred eighty-one".