11663033634036 has 120 divisors (see below), whose sum is σ = 31140844390656. Its totient is φ = 3804636484800.

The previous prime is 11663033634013. The next prime is 11663033634037. The reversal of 11663033634036 is 63043633036611.

11663033634036 is a `hidden beast` number, since 1 + 1 + 6 + 6 + 3 + 0 + 3 + 3 + 634 + 0 + 3 + 6 = 666.

11663033634036 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 11663033633982 and 11663033634000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11663033634037) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 232765386 + ... + 232815486.

Almost surely, 2^{11663033634036} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11663033634036, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15570422195328).

11663033634036 is an abundant number, since it is smaller than the sum of its proper divisors (19477810756620).

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

11663033634036 is a wasteful number, since it uses less digits than its factorization.

11663033634036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65451 (or 65440 counting only the distinct ones).

The product of its (nonzero) digits is 1259712, while the sum is 45.

The spelling of 11663033634036 in words is "eleven trillion, six hundred sixty-three billion, thirty-three million, six hundred thirty-four thousand, thirty-six".