363636404008 has 8 divisors (see below), whose sum is σ = 681818257530. Its totient is φ = 181818202000.

The previous prime is 363636403981. The next prime is 363636404009. The reversal of 363636404008 is 800404636363.

It can be written as a sum of positive squares in only one way, i.e., 216409179204 + 147227224804 = 465198^2 + 383702^2 .

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 (363636404009) 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 as a sum of consecutive naturals, namely, 22727275243 + ... + 22727275258.

Almost surely, 2^363636404008 is an apocalyptic number.

It is an amenable number.

363636404008 is a deficient number, since it is larger than the sum of its proper divisors (318181853522).

363636404008 is a wasteful number, since it uses less digits than its factorization.

363636404008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45454550507 (or 45454550503 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 43.

The spelling of 363636404008 in words is "three hundred sixty-three billion, six hundred thirty-six million, four hundred four thousand, eight".