1066681752 has 16 divisors (see below), whose sum is σ = 2666704440. Its totient is φ = 355560576.

The previous prime is 1066681751. The next prime is 1066681867. The reversal of 1066681752 is 2571866601.

1066681752 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1066681752² = 2275619920099579008, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1066681751) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22222513 + ... + 22222560.

Almost surely, 2^1066681752 is an apocalyptic number.

1066681752 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1066681752 is an abundant number, since it is smaller than the sum of its proper divisors (1600022688).

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

1066681752 is a wasteful number, since it uses less digits than its factorization.

1066681752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44445082 (or 44445078 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 42.

The square root of 1066681752 is about 32660.0941823504. The cubic root of 1066681752 is about 1021.7507265159.

The spelling of 1066681752 in words is "one billion, sixty-six million, six hundred eighty-one thousand, seven hundred fifty-two".