36859816808 has 8 divisors (see below), whose sum is σ = 69112156530. Its totient is φ = 18429908400.

The previous prime is 36859816801. The next prime is 36859816811. The reversal of 36859816808 is 80861895863.

It can be written as a sum of positive squares in only one way, i.e., 22344868324 + 14514948484 = 149482^2 + 120478^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (36859816801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2303738543 + ... + 2303738558.

Almost surely, 2^36859816808 is an apocalyptic number.

It is an amenable number.

36859816808 is a deficient number, since it is larger than the sum of its proper divisors (32252339722).

36859816808 is a wasteful number, since it uses less digits than its factorization.

36859816808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4607477107 (or 4607477103 counting only the distinct ones).

The product of its (nonzero) digits is 19906560, while the sum is 62.

The spelling of 36859816808 in words is "thirty-six billion, eight hundred fifty-nine million, eight hundred sixteen thousand, eight hundred eight".