11775518520768 has 112 divisors (see below), whose sum is σ = 36439835680000. Its totient is φ = 3718584785664.

The previous prime is 11775518520709. The next prime is 11775518520793. The reversal of 11775518520768 is 86702581557711.

11775518520768 is a `hidden beast` number, since 1 + 1 + 7 + 7 + 5 + 518 + 52 + 0 + 7 + 68 = 666.

11775518520768 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 179297068 + ... + 179362731.

Almost surely, 2^{11775518520768} is an apocalyptic number.

11775518520768 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

11775518520768 is an abundant number, since it is smaller than the sum of its proper divisors (24664317159232).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11775518520768 is a wasteful number, since it uses less digits than its factorization.

11775518520768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358659839 (or 358659823 counting only the distinct ones).

The product of its (nonzero) digits is 32928000, while the sum is 63.

The spelling of 11775518520768 in words is "eleven trillion, seven hundred seventy-five billion, five hundred eighteen million, five hundred twenty thousand, seven hundred sixty-eight".