43138364522 has 16 divisors (see below), whose sum is σ = 74305317600. Its totient is φ = 18576329040.

The previous prime is 43138364443. The next prime is 43138364537. The reversal of 43138364522 is 22546383134.

It is a happy number.

43138364522 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 43138364522.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51600497 + ... + 51601332.

It is an arithmetic number, because the mean of its divisors is an integer number (4644082350).

Almost surely, 2^43138364522 is an apocalyptic number.

43138364522 is a deficient number, since it is larger than the sum of its proper divisors (31166953078).

43138364522 is a wasteful number, since it uses less digits than its factorization.

43138364522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103201861.

The product of its digits is 414720, while the sum is 41.

The spelling of 43138364522 in words is "forty-three billion, one hundred thirty-eight million, three hundred sixty-four thousand, five hundred twenty-two".