1066863226176 has 252 divisors, whose sum is σ = 3452093327956. Its totient is φ = 314553507840.

The previous prime is 1066863226153. The next prime is 1066863226201. The reversal of 1066863226176 is 6716223686601.

1066863226176 is a `hidden beast` number, since 10 + 6 + 6 + 8 + 6 + 3 + 2 + 2 + 617 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 504327225600 + 562536000576 = 710160^2 + 750024^2 .

It is a super-2 number, since 2×1066863226176² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2371896 + ... + 2785608.

Almost surely, 2^{1066863226176} is an apocalyptic number.

1066863226176 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1066863226176, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1726046663978).

1066863226176 is an abundant number, since it is smaller than the sum of its proper divisors (2385230101780).

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

1066863226176 is a wasteful number, since it uses less digits than its factorization.

1066863226176 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413790 (or 413766 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 54.

The spelling of 1066863226176 in words is "one trillion, sixty-six billion, eight hundred sixty-three million, two hundred twenty-six thousand, one hundred seventy-six".