36225635521 has 8 divisors (see below), whose sum is σ = 37153577664. Its totient is φ = 35306746800.

The previous prime is 36225635401. The next prime is 36225635527. The reversal of 36225635521 is 12553652263.

36225635521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 36225635521 - 2¹⁹ = 36225111233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36225635527) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2255251 + ... + 2271256.

It is an arithmetic number, because the mean of its divisors is an integer number (4644197208).

Almost surely, 2^36225635521 is an apocalyptic number.

It is an amenable number.

36225635521 is a deficient number, since it is larger than the sum of its proper divisors (927942143).

36225635521 is a wasteful number, since it uses less digits than its factorization.

36225635521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4526711.

The product of its digits is 324000, while the sum is 40.

The spelling of 36225635521 in words is "thirty-six billion, two hundred twenty-five million, six hundred thirty-five thousand, five hundred twenty-one".