649176069907 has 2 divisors, whose sum is σ = 649176069908. Its totient is φ = 649176069906.

The previous prime is 649176069869. The next prime is 649176069911. The reversal of 649176069907 is 709960671946.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 649176069907 - 2⁷ = 649176069779 is a prime.

It is not a weakly prime, because it can be changed into another prime (649176069007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 324588034953 + 324588034954.

It is an arithmetic number, because the mean of its divisors is an integer number (324588034954).

Almost surely, 2^649176069907 is an apocalyptic number.

649176069907 is a deficient number, since it is larger than the sum of its proper divisors (1).

649176069907 is an equidigital number, since it uses as much as digits as its factorization.

649176069907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30862944, while the sum is 64.

The spelling of 649176069907 in words is "six hundred forty-nine billion, one hundred seventy-six million, sixty-nine thousand, nine hundred seven".