43353320340 has 48 divisors (see below), whose sum is σ = 132424689600. Its totient is φ = 10509895680.

The previous prime is 43353320327. The next prime is 43353320341. The reversal of 43353320340 is 4302335334.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 43353320298 and 43353320307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43353320341) 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, 32842765 + ... + 32844084.

It is an arithmetic number, because the mean of its divisors is an integer number (2758847700).

Almost surely, 2^43353320340 is an apocalyptic number.

It is an amenable number.

43353320340 is an abundant number, since it is smaller than the sum of its proper divisors (89071369260).

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

43353320340 is a wasteful number, since it uses less digits than its factorization.

43353320340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65686872 (or 65686870 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 30.

Adding to 43353320340 its reverse (4302335334), we get a palindrome (47655655674).

The spelling of 43353320340 in words is "forty-three billion, three hundred fifty-three million, three hundred twenty thousand, three hundred forty".