670823169928 has 32 divisors (see below), whose sum is σ = 1294554268800. Its totient is φ = 325647525312.

The previous prime is 670823169923. The next prime is 670823169937. The reversal of 670823169928 is 829961328076.

It is not an unprimeable number, because it can be changed into a prime (670823169923) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2288208 + ... + 2564671.

It is an arithmetic number, because the mean of its divisors is an integer number (40454820900).

Almost surely, 2^670823169928 is an apocalyptic number.

It is an amenable number.

670823169928 is a deficient number, since it is larger than the sum of its proper divisors (623731098872).

670823169928 is a wasteful number, since it uses less digits than its factorization.

670823169928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4853389 (or 4853385 counting only the distinct ones).

The product of its (nonzero) digits is 15676416, while the sum is 61.

The spelling of 670823169928 in words is "six hundred seventy billion, eight hundred twenty-three million, one hundred sixty-nine thousand, nine hundred twenty-eight".