670648882511 has 2 divisors, whose sum is σ = 670648882512. Its totient is φ = 670648882510.

The previous prime is 670648882483. The next prime is 670648882517. The reversal of 670648882511 is 115288846076.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-670648882511 is a prime.

It is a super-2 number, since 2×670648882511² (a number of 24 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (670648882517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335324441255 + 335324441256.

It is an arithmetic number, because the mean of its divisors is an integer number (335324441256).

Almost surely, 2^670648882511 is an apocalyptic number.

670648882511 is a deficient number, since it is larger than the sum of its proper divisors (1).

670648882511 is an equidigital number, since it uses as much as digits as its factorization.

670648882511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5160960, while the sum is 56.

The spelling of 670648882511 in words is "six hundred seventy billion, six hundred forty-eight million, eight hundred eighty-two thousand, five hundred eleven".