8197766670 has 32 divisors (see below), whose sum is σ = 19697035680. Its totient is φ = 2183582720.

The previous prime is 8197766663. The next prime is 8197766677. The reversal of 8197766670 is 766677918.

It is an interprime number because it is at equal distance from previous prime (8197766663) and next prime (8197766677).

It is a self number, because there is not a number n which added to its sum of digits gives 8197766670.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8197766677) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128655 + ... + 181514.

It is an arithmetic number, because the mean of its divisors is an integer number (615532365).

Almost surely, 2^8197766670 is an apocalyptic number.

8197766670 is an abundant number, since it is smaller than the sum of its proper divisors (11499269010).

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

8197766670 is a wasteful number, since it uses less digits than its factorization.

8197766670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311060.

The product of its (nonzero) digits is 5334336, while the sum is 57.

The square root of 8197766670 is about 90541.5190396097. The cubic root of 8197766670 is about 2016.3465863912.

The spelling of 8197766670 in words is "eight billion, one hundred ninety-seven million, seven hundred sixty-six thousand, six hundred seventy".