36661013056 has 28 divisors (see below), whose sum is σ = 75257794620. Its totient is φ = 17698419200.

The previous prime is 36661013041. The next prime is 36661013069. The reversal of 36661013056 is 65031016663.

It can be written as a sum of positive squares in 2 ways, for example, as 18121467456 + 18539545600 = 134616^2 + 136160^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9874495 + ... + 9878206.

Almost surely, 2^36661013056 is an apocalyptic number.

It is an amenable number.

36661013056 is an abundant number, since it is smaller than the sum of its proper divisors (38596781564).

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

36661013056 is a wasteful number, since it uses less digits than its factorization.

36661013056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19752742 (or 19752732 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 37.

The spelling of 36661013056 in words is "thirty-six billion, six hundred sixty-one million, thirteen thousand, fifty-six".