8470581485 has 4 divisors (see below), whose sum is σ = 10164697788. Its totient is φ = 6776465184.

The previous prime is 8470581479. The next prime is 8470581503. The reversal of 8470581485 is 5841850748.

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 6619775044 + 1850806441 = 81362^2 + 43021^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8470581485 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 847058144 + ... + 847058153.

It is an arithmetic number, because the mean of its divisors is an integer number (2541174447).

Almost surely, 2^8470581485 is an apocalyptic number.

It is an amenable number.

8470581485 is a deficient number, since it is larger than the sum of its proper divisors (1694116303).

8470581485 is a wasteful number, since it uses less digits than its factorization.

8470581485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1694116302.

The product of its (nonzero) digits is 1433600, while the sum is 50.

The square root of 8470581485 is about 92035.7619895658. The cubic root of 8470581485 is about 2038.4703935698.

The spelling of 8470581485 in words is "eight billion, four hundred seventy million, five hundred eighty-one thousand, four hundred eighty-five".