1066650100 has 36 divisors (see below), whose sum is σ = 2343947200. Its totient is φ = 421256160.

The previous prime is 1066650089. The next prime is 1066650107. The reversal of 1066650100 is 10566601.

It is a super-2 number, since 2×1066650100² = 2275484871660020000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1066650107) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 59610 + ... + 75409.

Almost surely, 2^1066650100 is an apocalyptic number.

1066650100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1066650100 is an abundant number, since it is smaller than the sum of its proper divisors (1277297100).

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

1066650100 is a wasteful number, since it uses less digits than its factorization.

1066650100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135112 (or 135105 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 1066650100 is about 32659.6096118738. The cubic root of 1066650100 is about 1021.7406201670.

The spelling of 1066650100 in words is "one billion, sixty-six million, six hundred fifty thousand, one hundred".