36664353656 has 64 divisors (see below), whose sum is σ = 82899936000. Its totient is φ = 14850570240.

The previous prime is 36664353647. The next prime is 36664353749. The reversal of 36664353656 is 65635346663.

It is a junction number, because it is equal to n+sod(n) for n = 36664353598 and 36664353607.

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 15 ways as a sum of consecutive naturals, for example, 404696 + ... + 486936.

It is an arithmetic number, because the mean of its divisors is an integer number (1295311500).

Almost surely, 2^36664353656 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36664353656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41449968000).

36664353656 is an abundant number, since it is smaller than the sum of its proper divisors (46235582344).

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

36664353656 is a wasteful number, since it uses less digits than its factorization.

36664353656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82692 (or 82688 counting only the distinct ones).

The product of its digits is 20995200, while the sum is 53.

The spelling of 36664353656 in words is "thirty-six billion, six hundred sixty-four million, three hundred fifty-three thousand, six hundred fifty-six".