43688536688 has 10 divisors (see below), whose sum is σ = 84646539864. Its totient is φ = 21844268336.

The previous prime is 43688536687. The next prime is 43688536693. The reversal of 43688536688 is 88663588634.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43688536687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1365266756 + ... + 1365266787.

Almost surely, 2^43688536688 is an apocalyptic number.

It is an amenable number.

43688536688 is a deficient number, since it is larger than the sum of its proper divisors (40958003176).

43688536688 is a wasteful number, since it uses less digits than its factorization.

43688536688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2730533551 (or 2730533545 counting only the distinct ones).

The product of its digits is 159252480, while the sum is 65.

The spelling of 43688536688 in words is "forty-three billion, six hundred eighty-eight million, five hundred thirty-six thousand, six hundred eighty-eight".