36516661563 has 8 divisors (see below), whose sum is σ = 50004797968. Its totient is φ = 23686483104.

The previous prime is 36516661549. The next prime is 36516661579.

36516661563 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 36516661563 - 2¹⁶ = 36516596027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36516661543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 164489356 + ... + 164489577.

It is an arithmetic number, because the mean of its divisors is an integer number (6250599746).

Almost surely, 2^36516661563 is an apocalyptic number.

36516661563 is a deficient number, since it is larger than the sum of its proper divisors (13488136405).

36516661563 is a wasteful number, since it uses less digits than its factorization.

36516661563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328978973.

The product of its digits is 1749600, while the sum is 48.

The spelling of 36516661563 in words is "thirty-six billion, five hundred sixteen million, six hundred sixty-one thousand, five hundred sixty-three".