36544355036 has 72 divisors (see below), whose sum is σ = 75220016256. Its totient is φ = 15488578560.

The previous prime is 36544354993. The next prime is 36544355041. The reversal of 36544355036 is 63055344563.

It is a super-2 number, since 2×36544355036² (a number of 22 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 23 ways as a sum of consecutive naturals, for example, 11537525 + ... + 11540691.

It is an arithmetic number, because the mean of its divisors is an integer number (1044722448).

Almost surely, 2^36544355036 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36544355036, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37610008128).

36544355036 is an abundant number, since it is smaller than the sum of its proper divisors (38675661220).

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

36544355036 is a wasteful number, since it uses less digits than its factorization.

36544355036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3819 (or 3810 counting only the distinct ones).

The product of its (nonzero) digits is 1944000, while the sum is 44.

Adding to 36544355036 its reverse (63055344563), we get a palindrome (99599699599).

The spelling of 36544355036 in words is "thirty-six billion, five hundred forty-four million, three hundred fifty-five thousand, thirty-six".