8361481566 has 32 divisors (see below), whose sum is σ = 17009111808. Its totient is φ = 2739703680.

The previous prime is 8361481529. The next prime is 8361481567. The reversal of 8361481566 is 6651841638.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8361481567) 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 15 ways as a sum of consecutive naturals, for example, 114441 + ... + 172683.

It is an arithmetic number, because the mean of its divisors is an integer number (531534744).

Almost surely, 2^8361481566 is an apocalyptic number.

8361481566 is an abundant number, since it is smaller than the sum of its proper divisors (8647630242).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8361481566 is a wasteful number, since it uses less digits than its factorization.

8361481566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58656.

The product of its digits is 829440, while the sum is 48.

The square root of 8361481566 is about 91441.1371648450. The cubic root of 8361481566 is about 2029.6808096588.

The spelling of 8361481566 in words is "eight billion, three hundred sixty-one million, four hundred eighty-one thousand, five hundred sixty-six".