43478470047 has 4 divisors (see below), whose sum is σ = 57971293400. Its totient is φ = 28985646696.

The previous prime is 43478470031. The next prime is 43478470097. The reversal of 43478470047 is 74007487434.

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

It is not a de Polignac number, because 43478470047 - 2⁴ = 43478470031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 43478469978 and 43478470005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43478470027) 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, 7246411672 + ... + 7246411677.

It is an arithmetic number, because the mean of its divisors is an integer number (14492823350).

Almost surely, 2^43478470047 is an apocalyptic number.

43478470047 is a deficient number, since it is larger than the sum of its proper divisors (14492823353).

43478470047 is a wasteful number, since it uses less digits than its factorization.

43478470047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14492823352.

The product of its (nonzero) digits is 2107392, while the sum is 48.

The spelling of 43478470047 in words is "forty-three billion, four hundred seventy-eight million, four hundred seventy thousand, forty-seven".