36645132500 has 60 divisors (see below), whose sum is σ = 80177534976. Its totient is φ = 14650380000.

The previous prime is 36645132473. The next prime is 36645132539. The reversal of 36645132500 is 523154663.

It is a congruent number.

It is an unprimeable number.

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 in 19 ways as a sum of consecutive naturals, for example, 8955455 + ... + 8959545.

Almost surely, 2^36645132500 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 36645132500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40088767488).

36645132500 is an abundant number, since it is smaller than the sum of its proper divisors (43532402476).

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

36645132500 is a wasteful number, since it uses less digits than its factorization.

36645132500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7698 (or 7681 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 35.

The spelling of 36645132500 in words is "thirty-six billion, six hundred forty-five million, one hundred thirty-two thousand, five hundred".