43500046422 has 64 divisors (see below), whose sum is σ = 101941475328. Its totient is φ = 12115008000.

The previous prime is 43500046409. The next prime is 43500046423. The reversal of 43500046422 is 22464000534.

It is a self number, because there is not a number n which added to its sum of digits gives 43500046422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43500046423) 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 in 31 ways as a sum of consecutive naturals, for example, 2109522 + ... + 2130042.

It is an arithmetic number, because the mean of its divisors is an integer number (1592835552).

Almost surely, 2^43500046422 is an apocalyptic number.

43500046422 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 43500046422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50970737664).

43500046422 is an abundant number, since it is smaller than the sum of its proper divisors (58441428906).

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

43500046422 is a wasteful number, since it uses less digits than its factorization.

43500046422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21805.

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 43500046422 its reverse (22464000534), we get a palindrome (65964046956).

The spelling of 43500046422 in words is "forty-three billion, five hundred million, forty-six thousand, four hundred twenty-two".