1066646150 has 24 divisors (see below), whose sum is σ = 2009082720. Its totient is φ = 421256160.

The previous prime is 1066646123. The next prime is 1066646159. The reversal of 1066646150 is 516466601.

It is a super-2 number, since 2×1066646150² = 2275468018619645000, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1066646150.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1066646159) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 131069 + ... + 138968.

It is an arithmetic number, because the mean of its divisors is an integer number (83711780).

Almost surely, 2^1066646150 is an apocalyptic number.

1066646150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1066646150 is a deficient number, since it is larger than the sum of its proper divisors (942436570).

1066646150 is a wasteful number, since it uses less digits than its factorization.

1066646150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270128 (or 270123 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 1066646150 is about 32659.5491395702. The cubic root of 1066646150 is about 1021.7393589347.

The spelling of 1066646150 in words is "one billion, sixty-six million, six hundred forty-six thousand, one hundred fifty".