10666126547 has 2 divisors, whose sum is σ = 10666126548. Its totient is φ = 10666126546.

The previous prime is 10666126531. The next prime is 10666126571. The reversal of 10666126547 is 74562166601.

10666126547 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10666126547 - 2⁴ = 10666126531 is a prime.

It is a super-2 number, since 2×10666126547² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10666126498 and 10666126507.

It is not a weakly prime, because it can be changed into another prime (10666120547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5333063273 + 5333063274.

It is an arithmetic number, because the mean of its divisors is an integer number (5333063274).

Almost surely, 2^10666126547 is an apocalyptic number.

10666126547 is a deficient number, since it is larger than the sum of its proper divisors (1).

10666126547 is an equidigital number, since it uses as much as digits as its factorization.

10666126547 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 362880, while the sum is 44.

The spelling of 10666126547 in words is "ten billion, six hundred sixty-six million, one hundred twenty-six thousand, five hundred forty-seven".