18606596836 has 27 divisors (see below), whose sum is σ = 32813161353. Its totient is φ = 9231958080.

The previous prime is 18606596803. The next prime is 18606596843. The reversal of 18606596836 is 63869560681.

The square root of 18606596836 is 136406.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 13993470436 + 4613126400 = 118294^2 + 67920^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 65747551 + ... + 65747833.

Almost surely, 2^18606596836 is an apocalyptic number.

18606596836 is the 136406-th square number.

It is an amenable number.

18606596836 is a deficient number, since it is larger than the sum of its proper divisors (14206564517).

18606596836 is an frugal number, since it uses more digits than its factorization.

18606596836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1052 (or 526 counting only the distinct ones).

The product of its (nonzero) digits is 11197440, while the sum is 58.

The spelling of 18606596836 in words is "eighteen billion, six hundred six million, five hundred ninety-six thousand, eight hundred thirty-six".