36544425643 has 16 divisors (see below), whose sum is σ = 40184323200. Its totient is φ = 32957844480.

The previous prime is 36544425601. The next prime is 36544425677. The reversal of 36544425643 is 34652444563.

It is a happy number.

36544425643 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 36544425643 - 2¹³ = 36544417451 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 36544425593 and 36544425602.

It is not an unprimeable number, because it can be changed into a prime (36544435643) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2145880 + ... + 2162842.

It is an arithmetic number, because the mean of its divisors is an integer number (2511520200).

Almost surely, 2^36544425643 is an apocalyptic number.

36544425643 is a deficient number, since it is larger than the sum of its proper divisors (3639897557).

36544425643 is a wasteful number, since it uses less digits than its factorization.

36544425643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18522.

The product of its digits is 4147200, while the sum is 46.

The spelling of 36544425643 in words is "thirty-six billion, five hundred forty-four million, four hundred twenty-five thousand, six hundred forty-three".