43313420320 has 48 divisors (see below), whose sum is σ = 103855264128. Its totient is φ = 17066776320.

The previous prime is 43313420309. The next prime is 43313420321. The reversal of 43313420320 is 2302431334.

It is not an unprimeable number, because it can be changed into a prime (43313420321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2009496 + ... + 2030935.

It is an arithmetic number, because the mean of its divisors is an integer number (2163651336).

Almost surely, 2^43313420320 is an apocalyptic number.

43313420320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

43313420320 is an abundant number, since it is smaller than the sum of its proper divisors (60541843808).

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

43313420320 is a wasteful number, since it uses less digits than its factorization.

43313420320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4040513 (or 4040505 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 43313420320 its reverse (2302431334), we get a palindrome (45615851654).

The spelling of 43313420320 in words is "forty-three billion, three hundred thirteen million, four hundred twenty thousand, three hundred twenty".