11663427110976 has 441 divisors, whose sum is σ = 35278903239741. Its totient is φ = 3824122834944.

The previous prime is 11663427110971. The next prime is 11663427111001. The reversal of 11663427110976 is 67901172436611.

It is a happy number.

The square root of 11663427110976 is 3415176.

It is a perfect power (a square), and thus also a powerful number.

11663427110976 is a `hidden beast` number, since 1 + 1 + 66 + 342 + 71 + 109 + 76 = 666.

It can be written as a sum of positive squares in only one way, i.e., 5237323790400 + 6426103320576 = 2288520^2 + 2534976^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (11663427110971) by changing a digit.

It is a polite number, since it can be written in 62 ways as a sum of consecutive naturals, for example, 71554767471 + ... + 71554767633.

Almost surely, 2^{11663427110976} is an apocalyptic number.

11663427110976 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

11663427110976 is the 3415176-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11663427110976

11663427110976 is an abundant number, since it is smaller than the sum of its proper divisors (23615476128765).

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

11663427110976 is an frugal number, since it uses more digits than its factorization.

11663427110976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550 (or 265 counting only the distinct ones).

The product of its (nonzero) digits is 2286144, while the sum is 54.

The spelling of 11663427110976 in words is "eleven trillion, six hundred sixty-three billion, four hundred twenty-seven million, one hundred ten thousand, nine hundred seventy-six".