670000064 has 28 divisors (see below), whose sum is σ = 1342708008. Its totient is φ = 331680000.

The previous prime is 670000031. The next prime is 670000103. The reversal of 670000064 is 460000076.

It is a junction number, because it is equal to n+sod(n) for n = 669999994 and 670000039.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45362 + ... + 58289.

Almost surely, 2^670000064 is an apocalyptic number.

670000064 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

670000064 is an abundant number, since it is smaller than the sum of its proper divisors (672707944).

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

670000064 is a wasteful number, since it uses less digits than its factorization.

670000064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103764 (or 103754 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 670000064 is about 25884.3594473574. The cubic root of 670000064 is about 875.0340401451.

The spelling of 670000064 in words is "six hundred seventy million, sixty-four", and thus it is an aban number.