670062668 has 48 divisors (see below), whose sum is σ = 1301250048. Its totient is φ = 301870800.

The previous prime is 670062647. The next prime is 670062697. The reversal of 670062668 is 866260076.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 675653 + ... + 676643.

It is an arithmetic number, because the mean of its divisors is an integer number (27109376).

Almost surely, 2^670062668 is an apocalyptic number.

It is an amenable number.

670062668 is a deficient number, since it is larger than the sum of its proper divisors (631187380).

670062668 is a wasteful number, since it uses less digits than its factorization.

670062668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1155 (or 1131 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 41.

The square root of 670062668 is about 25885.5687208143. The cubic root of 670062668 is about 875.0612933390.

The spelling of 670062668 in words is "six hundred seventy million, sixty-two thousand, six hundred sixty-eight".