481386566 has 4 divisors (see below), whose sum is σ = 722079852. Its totient is φ = 240693282.

The previous prime is 481386559. The next prime is 481386571. The reversal of 481386566 is 665683184.

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

It is a self number, because there is not a number n which added to its sum of digits gives 481386566.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120346640 + ... + 120346643.

It is an arithmetic number, because the mean of its divisors is an integer number (180519963).

Almost surely, 2^481386566 is an apocalyptic number.

481386566 is a deficient number, since it is larger than the sum of its proper divisors (240693286).

481386566 is a wasteful number, since it uses less digits than its factorization.

481386566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240693285.

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

The square root of 481386566 is about 21940.5233757082. The cubic root of 481386566 is about 783.7267232255.

The spelling of 481386566 in words is "four hundred eighty-one million, three hundred eighty-six thousand, five hundred sixty-six".