481578493066 has 12 divisors (see below), whose sum is σ = 794007515826. Its totient is φ = 218899314920.

The previous prime is 481578493037. The next prime is 481578493091. The reversal of 481578493066 is 660394875184.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 463789602441 + 17788890625 = 681021^2 + 133375^2 .

It is a junction number, because it is equal to n+sod(n) for n = 481578492995 and 481578493013.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 994996645 + ... + 994997128.

Almost surely, 2^481578493066 is an apocalyptic number.

481578493066 is a deficient number, since it is larger than the sum of its proper divisors (312429022760).

481578493066 is a wasteful number, since it uses less digits than its factorization.

481578493066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1989993797 (or 1989993786 counting only the distinct ones).

The product of its (nonzero) digits is 34836480, while the sum is 61.

The spelling of 481578493066 in words is "four hundred eighty-one billion, five hundred seventy-eight million, four hundred ninety-three thousand, sixty-six".