10666012727 has 8 divisors (see below), whose sum is σ = 10894749696. Its totient is φ = 10437350872.

The previous prime is 10666012717. The next prime is 10666012733. The reversal of 10666012727 is 72721066601.

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

It is a cyclic number.

It is not a de Polignac number, because 10666012727 - 2⁴ = 10666012711 is a prime.

It is a super-2 number, since 2×10666012727² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10666012717) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 341438 + ... + 371364.

It is an arithmetic number, because the mean of its divisors is an integer number (1361843712).

Almost surely, 2^10666012727 is an apocalyptic number.

10666012727 is a deficient number, since it is larger than the sum of its proper divisors (228736969).

10666012727 is an equidigital number, since it uses as much as digits as its factorization.

10666012727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37557.

The product of its (nonzero) digits is 42336, while the sum is 38.

The spelling of 10666012727 in words is "ten billion, six hundred sixty-six million, twelve thousand, seven hundred twenty-seven".