8453516385 has 64 divisors (see below), whose sum is σ = 14907110400. Its totient is φ = 4073948928.

The previous prime is 8453516369. The next prime is 8453516411. The reversal of 8453516385 is 5836153548.

It is not a de Polignac number, because 8453516385 - 2⁴ = 8453516369 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 679834 + ... + 692156.

It is an arithmetic number, because the mean of its divisors is an integer number (232923600).

Almost surely, 2^8453516385 is an apocalyptic number.

It is an amenable number.

8453516385 is a deficient number, since it is larger than the sum of its proper divisors (6453594015).

8453516385 is a wasteful number, since it uses less digits than its factorization.

8453516385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12462.

The product of its digits is 1728000, while the sum is 48.

The square root of 8453516385 is about 91943.0061777403. The cubic root of 8453516385 is about 2037.1005510487.

The spelling of 8453516385 in words is "eight billion, four hundred fifty-three million, five hundred sixteen thousand, three hundred eighty-five".