12545344036 has 9 divisors (see below), whose sum is σ = 21954744091. Its totient is φ = 6272560012.

The previous prime is 12545344003. The next prime is 12545344051. The reversal of 12545344036 is 63044354521.

The square root of 12545344036 is 112006.

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

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12545343986 and 12545344004.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 196011 + ... + 252013.

Almost surely, 2^12545344036 is an apocalyptic number.

12545344036 is the 112006-th square number.

It is an amenable number.

12545344036 is a deficient number, since it is larger than the sum of its proper divisors (9409400055).

12545344036 is an frugal number, since it uses more digits than its factorization.

12545344036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112010 (or 56005 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 37.

Adding to 12545344036 its reverse (63044354521), we get a palindrome (75589698557).

The spelling of 12545344036 in words is "twelve billion, five hundred forty-five million, three hundred forty-four thousand, thirty-six".