670205210996 has 6 divisors (see below), whose sum is σ = 1172859119250. Its totient is φ = 335102605496.

The previous prime is 670205210959. The next prime is 670205211029. The reversal of 670205210996 is 699012502076.

It can be written as a sum of positive squares in only one way, i.e., 423033168100 + 247172042896 = 650410^2 + 497164^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 670205210996.

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, 83775651371 + ... + 83775651378.

It is an arithmetic number, because the mean of its divisors is an integer number (195476519875).

Almost surely, 2^670205210996 is an apocalyptic number.

It is an amenable number.

670205210996 is a deficient number, since it is larger than the sum of its proper divisors (502653908254).

670205210996 is a wasteful number, since it uses less digits than its factorization.

670205210996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167551302753 (or 167551302751 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 47.

The spelling of 670205210996 in words is "six hundred seventy billion, two hundred five million, two hundred ten thousand, nine hundred ninety-six".