8067361986 has 24 divisors (see below), whose sum is σ = 17497975404. Its totient is φ = 2686245120.

The previous prime is 8067361961. The next prime is 8067361999. The reversal of 8067361986 is 6891637608.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 8060627961 + 6734025 = 89781^2 + 2595^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 222295 + ... + 256026.

Almost surely, 2^8067361986 is an apocalyptic number.

8067361986 is an abundant number, since it is smaller than the sum of its proper divisors (9430613418).

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

8067361986 is a wasteful number, since it uses less digits than its factorization.

8067361986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479266 (or 479263 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 54.

The square root of 8067361986 is about 89818.4946767647. The cubic root of 8067361986 is about 2005.5978164413.

The spelling of 8067361986 in words is "eight billion, sixty-seven million, three hundred sixty-one thousand, nine hundred eighty-six".