481826657566 has 16 divisors (see below), whose sum is σ = 732589253568. Its totient is φ = 237647844000.

The previous prime is 481826657563. The next prime is 481826657579. The reversal of 481826657566 is 665756628184.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 481826657498 and 481826657507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (481826657563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4346145 + ... + 4455628.

It is an arithmetic number, because the mean of its divisors is an integer number (45786828348).

Almost surely, 2^481826657566 is an apocalyptic number.

481826657566 is a deficient number, since it is larger than the sum of its proper divisors (250762596002).

481826657566 is a wasteful number, since it uses less digits than its factorization.

481826657566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8802147.

The product of its digits is 116121600, while the sum is 64.

The spelling of 481826657566 in words is "four hundred eighty-one billion, eight hundred twenty-six million, six hundred fifty-seven thousand, five hundred sixty-six".