36552244644 has 72 divisors (see below), whose sum is σ = 96570277440. Its totient is φ = 11635348032.

The previous prime is 36552244627. The next prime is 36552244691. The reversal of 36552244644 is 44644225563.

It is a happy number.

36552244644 is a `hidden beast` number, since 3 + 65 + 522 + 4 + 4 + 64 + 4 = 666.

36552244644 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 36552244644.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 476874 + ... + 548190.

Almost surely, 2^36552244644 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 36552244644, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48285138720).

36552244644 is an abundant number, since it is smaller than the sum of its proper divisors (60018032796).

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

36552244644 is a wasteful number, since it uses less digits than its factorization.

36552244644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71969 (or 71964 counting only the distinct ones).

The product of its digits is 2764800, while the sum is 45.

The spelling of 36552244644 in words is "thirty-six billion, five hundred fifty-two million, two hundred forty-four thousand, six hundred forty-four".