10640178589 has 2 divisors, whose sum is σ = 10640178590. Its totient is φ = 10640178588.

The previous prime is 10640178539. The next prime is 10640178643. The reversal of 10640178589 is 98587104601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7121672100 + 3518506489 = 84390^2 + 59317^2 .

It is a cyclic number.

It is not a de Polignac number, because 10640178589 - 2⁹ = 10640178077 is a prime.

It is a super-2 number, since 2×10640178589² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10640178539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5320089294 + 5320089295.

It is an arithmetic number, because the mean of its divisors is an integer number (5320089295).

Almost surely, 2^10640178589 is an apocalyptic number.

It is an amenable number.

10640178589 is a deficient number, since it is larger than the sum of its proper divisors (1).

10640178589 is an equidigital number, since it uses as much as digits as its factorization.

10640178589 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 483840, while the sum is 49.

The spelling of 10640178589 in words is "ten billion, six hundred forty million, one hundred seventy-eight thousand, five hundred eighty-nine".