670240735231 has 2 divisors, whose sum is σ = 670240735232. Its totient is φ = 670240735230.

The previous prime is 670240735201. The next prime is 670240735237. The reversal of 670240735231 is 132537042076.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 670240735231 - 2¹⁵ = 670240702463 is a prime.

It is a super-2 number, since 2×670240735231² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (670240735237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335120367615 + 335120367616.

It is an arithmetic number, because the mean of its divisors is an integer number (335120367616).

Almost surely, 2^670240735231 is an apocalyptic number.

670240735231 is a deficient number, since it is larger than the sum of its proper divisors (1).

670240735231 is an equidigital number, since it uses as much as digits as its factorization.

670240735231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 211680, while the sum is 40.

The spelling of 670240735231 in words is "six hundred seventy billion, two hundred forty million, seven hundred thirty-five thousand, two hundred thirty-one".