670716733209 has 32 divisors (see below), whose sum is σ = 927815247744. Its totient is φ = 430702755840.

The previous prime is 670716733207. The next prime is 670716733241. The reversal of 670716733209 is 902337617076.

It is not a de Polignac number, because 670716733209 - 2¹ = 670716733207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (670716733201) 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 in 31 ways as a sum of consecutive naturals, for example, 3420777 + ... + 3611529.

It is an arithmetic number, because the mean of its divisors is an integer number (28994226492).

Almost surely, 2^670716733209 is an apocalyptic number.

It is an amenable number.

670716733209 is a deficient number, since it is larger than the sum of its proper divisors (257098514535).

670716733209 is a wasteful number, since it uses less digits than its factorization.

670716733209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191177.

The product of its (nonzero) digits is 2000376, while the sum is 51.

The spelling of 670716733209 in words is "six hundred seventy billion, seven hundred sixteen million, seven hundred thirty-three thousand, two hundred nine".