43480343471447 has 4 divisors (see below), whose sum is σ = 43879245705240. Its totient is φ = 43081441237656.

The previous prime is 43480343471423. The next prime is 43480343471503. The reversal of 43480343471447 is 74417434308434.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43480343471447 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 43480343471392 and 43480343471401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43480343471647) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 199451116733 + ... + 199451116950.

It is an arithmetic number, because the mean of its divisors is an integer number (10969811426310).

Almost surely, 2^{43480343471447} is an apocalyptic number.

43480343471447 is a deficient number, since it is larger than the sum of its proper divisors (398902233793).

43480343471447 is a wasteful number, since it uses less digits than its factorization.

43480343471447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398902233792.

The product of its (nonzero) digits is 43352064, while the sum is 56.

The spelling of 43480343471447 in words is "forty-three trillion, four hundred eighty billion, three hundred forty-three million, four hundred seventy-one thousand, four hundred forty-seven".