1066676480 has 72 divisors (see below), whose sum is σ = 2570325912. Its totient is φ = 424116224.

The previous prime is 1066676449. The next prime is 1066676491. The reversal of 1066676480 is 846766601.

It can be written as a sum of positive squares in 4 ways, for example, as 107163904 + 959512576 = 10352^2 + 30976^2 .

It is a super-2 number, since 2×1066676480² = 2275597425970380800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 219032 + ... + 223848.

It is an arithmetic number, because the mean of its divisors is an integer number (35698971).

Almost surely, 2^1066676480 is an apocalyptic number.

1066676480 is a gapful number since it is divisible by the number (10) 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 1066676480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1285162956).

1066676480 is an abundant number, since it is smaller than the sum of its proper divisors (1503649432).

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

1066676480 is an equidigital number, since it uses as much as digits as its factorization.

1066676480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5011 (or 4997 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 44.

The square root of 1066676480 is about 32660.0134721344. The cubic root of 1066676480 is about 1021.7490432026.

The spelling of 1066676480 in words is "one billion, sixty-six million, six hundred seventy-six thousand, four hundred eighty".