8463320045 has 4 divisors (see below), whose sum is σ = 10155984060. Its totient is φ = 6770656032.

The previous prime is 8463320017. The next prime is 8463320057. The reversal of 8463320045 is 5400233648.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3195753961 + 5267566084 = 56531^2 + 72578^2 .

It is a cyclic number.

It is not a de Polignac number, because 8463320045 - 2⁸ = 8463319789 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8463319987 and 8463320014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 846332000 + ... + 846332009.

It is an arithmetic number, because the mean of its divisors is an integer number (2538996015).

Almost surely, 2^8463320045 is an apocalyptic number.

It is an amenable number.

8463320045 is a deficient number, since it is larger than the sum of its proper divisors (1692664015).

8463320045 is a wasteful number, since it uses less digits than its factorization.

8463320045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1692664014.

The product of its (nonzero) digits is 69120, while the sum is 35.

The square root of 8463320045 is about 91996.3045181707. The cubic root of 8463320045 is about 2037.8877313975.

The spelling of 8463320045 in words is "eight billion, four hundred sixty-three million, three hundred twenty thousand, forty-five".