486226682581 has 4 divisors (see below), whose sum is σ = 507366973152. Its totient is φ = 465086392012.

The previous prime is 486226682549. The next prime is 486226682587. The reversal of 486226682581 is 185286622684.

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 a cyclic number.

It is not a de Polignac number, because 486226682581 - 2⁵ = 486226682549 is a prime.

It is a super-2 number, since 2×486226682581² (a number of 24 digits) contains 22 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 (486226682587) 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, 10570145251 + ... + 10570145296.

It is an arithmetic number, because the mean of its divisors is an integer number (126841743288).

Almost surely, 2^486226682581 is an apocalyptic number.

It is an amenable number.

486226682581 is a deficient number, since it is larger than the sum of its proper divisors (21140290571).

486226682581 is a wasteful number, since it uses less digits than its factorization.

486226682581 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21140290570.

The product of its digits is 17694720, while the sum is 58.

The spelling of 486226682581 in words is "four hundred eighty-six billion, two hundred twenty-six million, six hundred eighty-two thousand, five hundred eighty-one".