36866534897 has 8 divisors (see below), whose sum is σ = 37261774632. Its totient is φ = 36471888000.

The previous prime is 36866534893. The next prime is 36866534899. The reversal of 36866534897 is 79843566863.

It can be written as a sum of positive squares in 4 ways, for example, as 29386187776 + 7480347121 = 171424^2 + 86489^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 36866534897 - 2² = 36866534893 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36866534893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22604 + ... + 272477.

It is an arithmetic number, because the mean of its divisors is an integer number (4657721829).

Almost surely, 2^36866534897 is an apocalyptic number.

It is an amenable number.

36866534897 is a deficient number, since it is larger than the sum of its proper divisors (395239735).

36866534897 is a wasteful number, since it uses less digits than its factorization.

36866534897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296419.

The product of its digits is 156764160, while the sum is 65.

The spelling of 36866534897 in words is "thirty-six billion, eight hundred sixty-six million, five hundred thirty-four thousand, eight hundred ninety-seven".