36865650528 has 288 divisors, whose sum is σ = 127289111040. Its totient is φ = 10275517440.

The previous prime is 36865650517. The next prime is 36865650559. The reversal of 36865650528 is 82505656863.

36865650528 is a `hidden beast` number, since 3 + 6 + 8 + 65 + 6 + 50 + 528 = 666.

It is a tau number, because it is divible by the number of its divisors (288).

It is a Harshad number since it is a multiple of its sum of digits (54).

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 47 ways as a sum of consecutive naturals, for example, 2223453 + ... + 2239971.

It is an arithmetic number, because the mean of its divisors is an integer number (441976080).

Almost surely, 2^36865650528 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 36865650528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63644555520).

36865650528 is an abundant number, since it is smaller than the sum of its proper divisors (90423460512).

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

36865650528 is a wasteful number, since it uses less digits than its factorization.

36865650528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16592 (or 16572 counting only the distinct ones).

The product of its (nonzero) digits is 10368000, while the sum is 54.

The spelling of 36865650528 in words is "thirty-six billion, eight hundred sixty-five million, six hundred fifty thousand, five hundred twenty-eight".