11735644853 has 4 divisors (see below), whose sum is σ = 11747731968. Its totient is φ = 11723557740.

The previous prime is 11735644841. The next prime is 11735644891. The reversal of 11735644853 is 35844653711.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 35844653711 = 503 ⋅71261737.

It is a cyclic number.

It is not a de Polignac number, because 11735644853 - 2²⁰ = 11734596277 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11735644798 and 11735644807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11735694853) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6042101 + ... + 6044042.

It is an arithmetic number, because the mean of its divisors is an integer number (2936932992).

Almost surely, 2^11735644853 is an apocalyptic number.

It is an amenable number.

11735644853 is a deficient number, since it is larger than the sum of its proper divisors (12087115).

11735644853 is an equidigital number, since it uses as much as digits as its factorization.

11735644853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12087114.

The product of its digits is 1209600, while the sum is 47.

The spelling of 11735644853 in words is "eleven billion, seven hundred thirty-five million, six hundred forty-four thousand, eight hundred fifty-three".