1066360020 has 192 divisors, whose sum is σ = 3486696192. Its totient is φ = 240640000.

The previous prime is 1066359991. The next prime is 1066360033. The reversal of 1066360020 is 200636601.

It is a super-2 number, since 2×1066360020² = 2274247384508800800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1132750 + ... + 1133690.

It is an arithmetic number, because the mean of its divisors is an integer number (18159876).

Almost surely, 2^1066360020 is an apocalyptic number.

1066360020 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 1066360020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1743348096).

1066360020 is an abundant number, since it is smaller than the sum of its proper divisors (2420336172).

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

1066360020 is a wasteful number, since it uses less digits than its factorization.

1066360020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1082 (or 1080 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 1066360020 is about 32655.1683505077. The cubic root of 1066360020 is about 1021.6479895436.

Adding to 1066360020 its reverse (200636601), we get a palindrome (1266996621).

The spelling of 1066360020 in words is "one billion, sixty-six million, three hundred sixty thousand, twenty".