10664892061 has 2 divisors, whose sum is σ = 10664892062. Its totient is φ = 10664892060.

The previous prime is 10664892041. The next prime is 10664892083. The reversal of 10664892061 is 16029846601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6337752100 + 4327139961 = 79610^2 + 65781^2 .

It is a cyclic number.

It is not a de Polignac number, because 10664892061 - 2²⁹ = 10128021149 is a prime.

It is a super-2 number, since 2×10664892061² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10664891999 and 10664892017.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10664892001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5332446030 + 5332446031.

It is an arithmetic number, because the mean of its divisors is an integer number (5332446031).

Almost surely, 2^10664892061 is an apocalyptic number.

It is an amenable number.

10664892061 is a deficient number, since it is larger than the sum of its proper divisors (1).

10664892061 is an equidigital number, since it uses as much as digits as its factorization.

10664892061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 124416, while the sum is 43.

The spelling of 10664892061 in words is "ten billion, six hundred sixty-four million, eight hundred ninety-two thousand, sixty-one".