670148147723 has 2 divisors, whose sum is σ = 670148147724. Its totient is φ = 670148147722.

The previous prime is 670148147699. The next prime is 670148147761. The reversal of 670148147723 is 327741841076.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 670148147723 - 2³⁴ = 652968278539 is a prime.

It is not a weakly prime, because it can be changed into another prime (670148147323) 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, 335074073861 + 335074073862.

It is an arithmetic number, because the mean of its divisors is an integer number (335074073862).

Almost surely, 2^670148147723 is an apocalyptic number.

670148147723 is a deficient number, since it is larger than the sum of its proper divisors (1).

670148147723 is an equidigital number, since it uses as much as digits as its factorization.

670148147723 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1580544, while the sum is 50.

Adding to 670148147723 its reverse (327741841076), we get a palindrome (997889988799).

The spelling of 670148147723 in words is "six hundred seventy billion, one hundred forty-eight million, one hundred forty-seven thousand, seven hundred twenty-three".