486381566 has 8 divisors (see below), whose sum is σ = 795897144. Its totient is φ = 221082520.

The previous prime is 486381563. The next prime is 486381587. The reversal of 486381566 is 665183684.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×486381566² = 473134055489224712, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 486381566.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (486381563) 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, 11054105 + ... + 11054148.

It is an arithmetic number, because the mean of its divisors is an integer number (99487143).

Almost surely, 2^486381566 is an apocalyptic number.

486381566 is a deficient number, since it is larger than the sum of its proper divisors (309515578).

486381566 is a wasteful number, since it uses less digits than its factorization.

486381566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22108266.

The product of its digits is 829440, while the sum is 47.

The square root of 486381566 is about 22054.0600797223. The cubic root of 486381566 is about 786.4281228354.

The spelling of 486381566 in words is "four hundred eighty-six million, three hundred eighty-one thousand, five hundred sixty-six".