8536505473 has 8 divisors (see below), whose sum is σ = 8699372136. Its totient is φ = 8373705600.

The previous prime is 8536505423. The next prime is 8536505479. The reversal of 8536505473 is 3745056358.

It can be written as a sum of positive squares in 4 ways, for example, as 4213048464 + 4323457009 = 64908^2 + 65753^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8536505473 - 2¹⁷ = 8536374401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8536505479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 296893 + ... + 324373.

It is an arithmetic number, because the mean of its divisors is an integer number (1087421517).

Almost surely, 2^8536505473 is an apocalyptic number.

It is an amenable number.

8536505473 is a deficient number, since it is larger than the sum of its proper divisors (162866663).

8536505473 is a wasteful number, since it uses less digits than its factorization.

8536505473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33395.

The product of its (nonzero) digits is 1512000, while the sum is 46.

The square root of 8536505473 is about 92393.2111845887. The cubic root of 8536505473 is about 2043.7450009036.

The spelling of 8536505473 in words is "eight billion, five hundred thirty-six million, five hundred five thousand, four hundred seventy-three".