36561607236604 has 24 divisors (see below), whose sum is σ = 68272936378640. Its totient is φ = 17081414193024.

The previous prime is 36561607236587. The next prime is 36561607236611. The reversal of 36561607236604 is 40663270616563.

It is a happy number.

It is a super-2 number, since 2×36561607236604² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3295020339 + ... + 3295031434.

Almost surely, 2^{36561607236604} is an apocalyptic number.

It is an amenable number.

36561607236604 is a deficient number, since it is larger than the sum of its proper divisors (31711329142036).

36561607236604 is a wasteful number, since it uses less digits than its factorization.

36561607236604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6590051869 (or 6590051867 counting only the distinct ones).

The product of its (nonzero) digits is 19595520, while the sum is 55.

The spelling of 36561607236604 in words is "thirty-six trillion, five hundred sixty-one billion, six hundred seven million, two hundred thirty-six thousand, six hundred four".