11893775056 has 20 divisors (see below), whose sum is σ = 23220103104. Its totient is φ = 5901490400.

The previous prime is 11893775051. The next prime is 11893775057. The reversal of 11893775056 is 65057739811.

It is a junction number, because it is equal to n+sod(n) for n = 11893774994 and 11893775012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11893775051) 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, 2835160 + ... + 2839351.

Almost surely, 2^11893775056 is an apocalyptic number.

11893775056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11893775056 is a deficient number, since it is larger than the sum of its proper divisors (11326328048).

11893775056 is a wasteful number, since it uses less digits than its factorization.

11893775056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5674650 (or 5674644 counting only the distinct ones).

The product of its (nonzero) digits is 1587600, while the sum is 52.

The spelling of 11893775056 in words is "eleven billion, eight hundred ninety-three million, seven hundred seventy-five thousand, fifty-six".