43608138340 has 48 divisors (see below), whose sum is σ = 101802839040. Its totient is φ = 15582061440.

The previous prime is 43608138337. The next prime is 43608138341. The reversal of 43608138340 is 4383180634.

43608138340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 43608138293 and 43608138302.

It is not an unprimeable number, because it can be changed into a prime (43608138341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2697160 + ... + 2713279.

It is an arithmetic number, because the mean of its divisors is an integer number (2120892480).

Almost surely, 2^43608138340 is an apocalyptic number.

It is an amenable number.

43608138340 is an abundant number, since it is smaller than the sum of its proper divisors (58194700700).

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

43608138340 is a wasteful number, since it uses less digits than its factorization.

43608138340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5410492 (or 5410490 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 40.

The spelling of 43608138340 in words is "forty-three billion, six hundred eight million, one hundred thirty-eight thousand, three hundred forty".