1066810000 has 50 divisors (see below), whose sum is σ = 2582877902. Its totient is φ = 426720000.

The previous prime is 1066809973. The next prime is 1066810001. The reversal of 1066810000 is 186601.

It can be written as a sum of positive squares in 5 ways, for example, as 761539216 + 305270784 = 27596^2 + 17472^2 .

It is a tau number, because it is divible by the number of its divisors (50).

It is a super-2 number, since 2×1066810000² = 2276167152200000000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1066810001) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 43341 + ... + 63340.

Almost surely, 2^1066810000 is an apocalyptic number.

1066810000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1066810000 is an abundant number, since it is smaller than the sum of its proper divisors (1516067902).

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

1066810000 is an equidigital number, since it uses as much as digits as its factorization.

1066810000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106709 (or 106688 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 1066810000 is about 32662.0574979593. The cubic root of 1066810000 is about 1021.7916735105.

Adding to 1066810000 its reverse (186601), we get a palindrome (1066996601).

The spelling of 1066810000 in words is "one billion, sixty-six million, eight hundred ten thousand".