12063540205 has 8 divisors (see below), whose sum is σ = 14975429400. Its totient is φ = 9318044736.

The previous prime is 12063540157. The next prime is 12063540241. The reversal of 12063540205 is 50204536021.

It can be written as a sum of positive squares in 4 ways, for example, as 395651881 + 11667888324 = 19891^2 + 108018^2 .

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 12063540205 - 2¹⁷ = 12063409133 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41598270 + ... + 41598559.

It is an arithmetic number, because the mean of its divisors is an integer number (1871928675).

Almost surely, 2^12063540205 is an apocalyptic number.

It is an amenable number.

12063540205 is a deficient number, since it is larger than the sum of its proper divisors (2911889195).

12063540205 is an equidigital number, since it uses as much as digits as its factorization.

12063540205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83196863.

The product of its (nonzero) digits is 7200, while the sum is 28.

The spelling of 12063540205 in words is "twelve billion, sixty-three million, five hundred forty thousand, two hundred five".