670816801108 has 6 divisors (see below), whose sum is σ = 1173929401946. Its totient is φ = 335408400552.

The previous prime is 670816801073. The next prime is 670816801121. The reversal of 670816801108 is 801108618076.

It can be written as a sum of positive squares in only one way, i.e., 664896729744 + 5920071364 = 815412^2 + 76942^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83852100135 + ... + 83852100142.

Almost surely, 2^670816801108 is an apocalyptic number.

It is an amenable number.

670816801108 is a deficient number, since it is larger than the sum of its proper divisors (503112600838).

670816801108 is a wasteful number, since it uses less digits than its factorization.

670816801108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167704200281 (or 167704200279 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 46.

The spelling of 670816801108 in words is "six hundred seventy billion, eight hundred sixteen million, eight hundred one thousand, one hundred eight".