11505000655012 has 6 divisors (see below), whose sum is σ = 20133751146278. Its totient is φ = 5752500327504.

The previous prime is 11505000654991. The next prime is 11505000655039. The reversal of 11505000655012 is 21055600050511.

It can be written as a sum of positive squares in only one way, i.e., 7113017016576 + 4391983638436 = 2667024^2 + 2095706^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1438125081873 + ... + 1438125081880.

Almost surely, 2^{11505000655012} is an apocalyptic number.

It is an amenable number.

11505000655012 is a deficient number, since it is larger than the sum of its proper divisors (8628750491266).

11505000655012 is a wasteful number, since it uses less digits than its factorization.

11505000655012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2876250163757 (or 2876250163755 counting only the distinct ones).

The product of its (nonzero) digits is 7500, while the sum is 31.

The spelling of 11505000655012 in words is "eleven trillion, five hundred five billion, six hundred fifty-five thousand, twelve".