1006640097899 has 2 divisors, whose sum is σ = 1006640097900. Its totient is φ = 1006640097898.

The previous prime is 1006640097889. The next prime is 1006640097923. The reversal of 1006640097899 is 9987900466001.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1006640097899 is a prime.

It is not a weakly prime, because it can be changed into another prime (1006640097889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 503320048949 + 503320048950.

It is an arithmetic number, because the mean of its divisors is an integer number (503320048950).

Almost surely, 2^{1006640097899} is an apocalyptic number.

1006640097899 is a deficient number, since it is larger than the sum of its proper divisors (1).

1006640097899 is an equidigital number, since it uses as much as digits as its factorization.

1006640097899 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5878656, while the sum is 59.

The spelling of 1006640097899 in words is "one trillion, six billion, six hundred forty million, ninety-seven thousand, eight hundred ninety-nine".