8463618747 has 8 divisors (see below), whose sum is σ = 12538694480. Its totient is φ = 5642412480.

The previous prime is 8463618739. The next prime is 8463618769. The reversal of 8463618747 is 7478163648.

8463618747 is a `hidden beast` number, since 8 + 463 + 61 + 87 + 47 = 666.

It is not a de Polignac number, because 8463618747 - 2³ = 8463618739 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8463618693 and 8463618702.

It is not an unprimeable number, because it can be changed into a prime (8463618797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156733654 + ... + 156733707.

It is an arithmetic number, because the mean of its divisors is an integer number (1567336810).

Almost surely, 2^8463618747 is an apocalyptic number.

8463618747 is a deficient number, since it is larger than the sum of its proper divisors (4075075733).

8463618747 is a wasteful number, since it uses less digits than its factorization.

8463618747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313467370 (or 313467364 counting only the distinct ones).

The product of its digits is 5419008, while the sum is 54.

The square root of 8463618747 is about 91997.9279494924. The cubic root of 8463618747 is about 2037.9117059912.

The spelling of 8463618747 in words is "eight billion, four hundred sixty-three million, six hundred eighteen thousand, seven hundred forty-seven".