43473545340 has 24 divisors (see below), whose sum is σ = 121725927120. Its totient is φ = 11592945408.

The previous prime is 43473545333. The next prime is 43473545347. The reversal of 43473545340 is 4354537434.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (43473545333) and next prime (43473545347).

It is a junction number, because it is equal to n+sod(n) for n = 43473545292 and 43473545301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43473545347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 362279485 + ... + 362279604.

It is an arithmetic number, because the mean of its divisors is an integer number (5071913630).

Almost surely, 2^43473545340 is an apocalyptic number.

It is an amenable number.

43473545340 is an abundant number, since it is smaller than the sum of its proper divisors (78252381780).

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

43473545340 is a wasteful number, since it uses less digits than its factorization.

43473545340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 724559101 (or 724559099 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 42.

The spelling of 43473545340 in words is "forty-three billion, four hundred seventy-three million, five hundred forty-five thousand, three hundred forty".