484782871862581 has 4 divisors (see below), whose sum is σ = 489582702277164. Its totient is φ = 479983041448000.

The previous prime is 484782871862579. The next prime is 484782871862591. The reversal of 484782871862581 is 185268178287484.

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

It can be written as a sum of positive squares in 2 ways, for example, as 272910102640081 + 211872769222500 = 16519991^2 + 14555850^2 .

It is a cyclic number.

It is not a de Polignac number, because 484782871862581 - 2¹ = 484782871862579 is a prime.

It is a super-2 number, since 2×484782871862581² (a number of 30 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 (484782871862501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2399915207140 + ... + 2399915207341.

It is an arithmetic number, because the mean of its divisors is an integer number (122395675569291).

Almost surely, 2^{484782871862581} is an apocalyptic number.

It is an amenable number.

484782871862581 is a deficient number, since it is larger than the sum of its proper divisors (4799830414583).

484782871862581 is a wasteful number, since it uses less digits than its factorization.

484782871862581 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4799830414582.

The product of its digits is 3082813440, while the sum is 79.

The spelling of 484782871862581 in words is "four hundred eighty-four trillion, seven hundred eighty-two billion, eight hundred seventy-one million, eight hundred sixty-two thousand, five hundred eighty-one".