86818033201 has 3 divisors (see below), whose sum is σ = 86818327851. Its totient is φ = 86817738552.

The previous prime is 86818033189. The next prime is 86818033223. The reversal of 86818033201 is 10233081868.

The square root of 86818033201 is 294649.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 20563273201 + 66254760000 = 143399^2 + 257400^2 .

It is not a de Polignac number, because 86818033201 - 2⁷ = 86818033073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86818033241) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 147325 + ... + 441973.

It is an arithmetic number, because the mean of its divisors is an integer number (28939442617).

Almost surely, 2^86818033201 is an apocalyptic number.

86818033201 is the 294649-th square number.

86818033201 is the 147325-th centered octagonal number.

It is an amenable number.

86818033201 is a deficient number, since it is larger than the sum of its proper divisors (294650).

86818033201 is an frugal number, since it uses more digits than its factorization.

86818033201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 589298 (or 294649 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 40.

The spelling of 86818033201 in words is "eighty-six billion, eight hundred eighteen million, thirty-three thousand, two hundred one".