11505000655011 has 8 divisors (see below), whose sum is σ = 15457100117184. Its totient is φ = 7611450814760.

The previous prime is 11505000654991. The next prime is 11505000655039. The reversal of 11505000655011 is 11055600050511.

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 11505000655011 - 2¹³ = 11505000646819 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11505000655011.

It is not an unprimeable number, because it can be changed into a prime (11505000675011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14637405021 + ... + 14637405806.

It is an arithmetic number, because the mean of its divisors is an integer number (1932137514648).

Almost surely, 2^{11505000655011} is an apocalyptic number.

11505000655011 is a deficient number, since it is larger than the sum of its proper divisors (3952099462173).

11505000655011 is a wasteful number, since it uses less digits than its factorization.

11505000655011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29274810961.

The product of its (nonzero) digits is 3750, while the sum is 30.

The spelling of 11505000655011 in words is "eleven trillion, five hundred five billion, six hundred fifty-five thousand, eleven".