10666747912 has 16 divisors (see below), whose sum is σ = 20011358700. Its totient is φ = 5330385600.

The previous prime is 10666747909. The next prime is 10666747913. The reversal of 10666747912 is 21974766601.

It can be written as a sum of positive squares in 2 ways, for example, as 8294473476 + 2372274436 = 91074^2 + 48706^2 .

It is a super-2 number, since 2×10666747912² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10666747913) 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, 358339 + ... + 386962.

Almost surely, 2^10666747912 is an apocalyptic number.

It is an amenable number.

10666747912 is a deficient number, since it is larger than the sum of its proper divisors (9344610788).

10666747912 is a wasteful number, since it uses less digits than its factorization.

10666747912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 747096 (or 747092 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 49.

The spelling of 10666747912 in words is "ten billion, six hundred sixty-six million, seven hundred forty-seven thousand, nine hundred twelve".