11653123172811 has 16 divisors (see below), whose sum is σ = 15611276162688. Its totient is φ = 7731911116800.

The previous prime is 11653123172759. The next prime is 11653123172827. The reversal of 11653123172811 is 11827132135611.

It is not a de Polignac number, because 11653123172811 - 2¹⁰ = 11653123171787 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11653123172011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5550745 + ... + 7356426.

It is an arithmetic number, because the mean of its divisors is an integer number (975704760168).

Almost surely, 2^{11653123172811} is an apocalyptic number.

11653123172811 is a deficient number, since it is larger than the sum of its proper divisors (3958152989877).

11653123172811 is a wasteful number, since it uses less digits than its factorization.

11653123172811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12908602.

The product of its digits is 60480, while the sum is 42.

The spelling of 11653123172811 in words is "eleven trillion, six hundred fifty-three billion, one hundred twenty-three million, one hundred seventy-two thousand, eight hundred eleven".