670195568 has 40 divisors (see below), whose sum is σ = 1535184480. Its totient is φ = 277320960.

The previous prime is 670195529. The next prime is 670195571. The reversal of 670195568 is 865591076.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99923 + ... + 106418.

It is an arithmetic number, because the mean of its divisors is an integer number (38379612).

Almost surely, 2^670195568 is an apocalyptic number.

It is an amenable number.

670195568 is an abundant number, since it is smaller than the sum of its proper divisors (864988912).

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

670195568 is a wasteful number, since it uses less digits than its factorization.

670195568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206385 (or 206379 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 47.

The square root of 670195568 is about 25888.1356609548. The cubic root of 670195568 is about 875.1191426336.

The spelling of 670195568 in words is "six hundred seventy million, one hundred ninety-five thousand, five hundred sixty-eight".