481680066 has 32 divisors (see below), whose sum is σ = 1126591488. Its totient is φ = 134421840.

The previous prime is 481680049. The next prime is 481680079. The reversal of 481680066 is 660086184.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 131550 + ... + 135161.

It is an arithmetic number, because the mean of its divisors is an integer number (35205984).

Almost surely, 2^481680066 is an apocalyptic number.

481680066 is an abundant number, since it is smaller than the sum of its proper divisors (644911422).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

481680066 is a wasteful number, since it uses less digits than its factorization.

481680066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266766.

The product of its (nonzero) digits is 55296, while the sum is 39.

The square root of 481680066 is about 21947.2108934142. The cubic root of 481680066 is about 783.8859695063.

The spelling of 481680066 in words is "four hundred eighty-one million, six hundred eighty thousand, sixty-six".