43201345440 has 96 divisors (see below), whose sum is σ = 148455550656. Its totient is φ = 10473052160.

The previous prime is 43201345433. The next prime is 43201345463. The reversal of 43201345440 is 4454310234.

It is a tau number, because it is divible by the number of its divisors (96).

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 = 43201345398 and 43201345407.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 4085757 + ... + 4096316.

It is an arithmetic number, because the mean of its divisors is an integer number (1546411986).

Almost surely, 2^43201345440 is an apocalyptic number.

43201345440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

43201345440 is an abundant number, since it is smaller than the sum of its proper divisors (105254205216).

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

43201345440 is a wasteful number, since it uses less digits than its factorization.

43201345440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8182102 (or 8182094 counting only the distinct ones).

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

Adding to 43201345440 its reverse (4454310234), we get a palindrome (47655655674).

The spelling of 43201345440 in words is "forty-three billion, two hundred one million, three hundred forty-five thousand, four hundred forty".