1066716670 has 8 divisors (see below), whose sum is σ = 1920090024. Its totient is φ = 426686664.

The previous prime is 1066716667. The next prime is 1066716757. The reversal of 1066716670 is 766176601.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1066716670² = 2275768908111777800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53335824 + ... + 53335843.

It is an arithmetic number, because the mean of its divisors is an integer number (240011253).

Almost surely, 2^1066716670 is an apocalyptic number.

1066716670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1066716670 is a deficient number, since it is larger than the sum of its proper divisors (853373354).

1066716670 is a wasteful number, since it uses less digits than its factorization.

1066716670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106671674.

The product of its (nonzero) digits is 63504, while the sum is 40.

The square root of 1066716670 is about 32660.6287447134. The cubic root of 1066716670 is about 1021.7618754528.

The spelling of 1066716670 in words is "one billion, sixty-six million, seven hundred sixteen thousand, six hundred seventy".