86203137816 has 32 divisors (see below), whose sum is σ = 239453161200. Its totient is φ = 28734379200.

The previous prime is 86203137809. The next prime is 86203137863. The reversal of 86203137816 is 61873130268.

86203137816 is a `hidden beast` number, since 8 + 620 + 3 + 1 + 3 + 7 + 8 + 16 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 199544085 + ... + 199544516.

Almost surely, 2^86203137816 is an apocalyptic number.

It is an amenable number.

86203137816 is an abundant number, since it is smaller than the sum of its proper divisors (153250023384).

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

86203137816 is a wasteful number, since it uses less digits than its factorization.

86203137816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399088616 (or 399088606 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The spelling of 86203137816 in words is "eighty-six billion, two hundred three million, one hundred thirty-seven thousand, eight hundred sixteen".