8463604473 has 24 divisors (see below), whose sum is σ = 13167920480. Its totient is φ = 5221117440.

The previous prime is 8463604459. The next prime is 8463604481. The reversal of 8463604473 is 3744063648.

8463604473 is a `hidden beast` number, since 8 + 4 + 636 + 0 + 4 + 4 + 7 + 3 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-8463604473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8463604453) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 568168 + ... + 582873.

Almost surely, 2^8463604473 is an apocalyptic number.

It is an amenable number.

8463604473 is a deficient number, since it is larger than the sum of its proper divisors (4704316007).

8463604473 is a wasteful number, since it uses less digits than its factorization.

8463604473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1151109 (or 1151106 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 45.

The square root of 8463604473 is about 91997.8503716255. The cubic root of 8463604473 is about 2037.9105603360.

The spelling of 8463604473 in words is "eight billion, four hundred sixty-three million, six hundred four thousand, four hundred seventy-three".