36408438556 has 12 divisors (see below), whose sum is σ = 72816877168. Its totient is φ = 15603616512.

The previous prime is 36408438551. The next prime is 36408438581. The reversal of 36408438556 is 65583480463.

36408438556 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

36408438556 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36408438551) 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, 650150661 + ... + 650150716.

Almost surely, 2^36408438556 is an apocalyptic number.

It is an amenable number.

36408438556 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

36408438556 is a wasteful number, since it uses less digits than its factorization.

36408438556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1300301388 (or 1300301386 counting only the distinct ones).

The product of its (nonzero) digits is 8294400, while the sum is 52.

The spelling of 36408438556 in words is "thirty-six billion, four hundred eight million, four hundred thirty-eight thousand, five hundred fifty-six".