43243414140 has 24 divisors (see below), whose sum is σ = 121081559760. Its totient is φ = 11531577088.

The previous prime is 43243414139. The next prime is 43243414147. The reversal of 43243414140 is 4141434234.

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 = 43243414098 and 43243414107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43243414147) 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 7 ways as a sum of consecutive naturals, for example, 360361725 + ... + 360361844.

It is an arithmetic number, because the mean of its divisors is an integer number (5045064990).

Almost surely, 2^43243414140 is an apocalyptic number.

It is an amenable number.

43243414140 is an abundant number, since it is smaller than the sum of its proper divisors (77838145620).

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

43243414140 is a wasteful number, since it uses less digits than its factorization.

43243414140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 720723581 (or 720723579 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 43243414140 its reverse (4141434234), we get a palindrome (47384848374).

The spelling of 43243414140 in words is "forty-three billion, two hundred forty-three million, four hundred fourteen thousand, one hundred forty".