36085872644 has 12 divisors (see below), whose sum is σ = 65327873100. Its totient is φ = 17420766048.

The previous prime is 36085872643. The next prime is 36085872671. The reversal of 36085872644 is 44627858063.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 26153358400 + 9932514244 = 161720^2 + 99662^2 .

It is not an unprimeable number, because it can be changed into a prime (36085872643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 155542439 + ... + 155542670.

It is an arithmetic number, because the mean of its divisors is an integer number (5443989425).

Almost surely, 2^36085872644 is an apocalyptic number.

It is an amenable number.

36085872644 is a deficient number, since it is larger than the sum of its proper divisors (29242000456).

36085872644 is a wasteful number, since it uses less digits than its factorization.

36085872644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311085142 (or 311085140 counting only the distinct ones).

The product of its (nonzero) digits is 7741440, while the sum is 53.

The spelling of 36085872644 in words is "thirty-six billion, eighty-five million, eight hundred seventy-two thousand, six hundred forty-four".