670266067968 has 1232 divisors, whose sum is σ = 2488672510720. Its totient is φ = 176077504512.

The previous prime is 670266067963. The next prime is 670266067979. The reversal of 670266067968 is 869760662076.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (670266067963) by changing a digit.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 4269210546 + ... + 4269210702.

Almost surely, 2^670266067968 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 670266067968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1244336255360).

670266067968 is an abundant number, since it is smaller than the sum of its proper divisors (1818406442752).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

670266067968 is a wasteful number, since it uses less digits than its factorization.

670266067968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264 (or 231 counting only the distinct ones).

The product of its (nonzero) digits is 54867456, while the sum is 63.

The spelling of 670266067968 in words is "six hundred seventy billion, two hundred sixty-six million, sixty-seven thousand, nine hundred sixty-eight".