43271004406643 has 8 divisors (see below), whose sum is σ = 46599791887488. Its totient is φ = 39942252451584.

The previous prime is 43271004406633. The next prime is 43271004406691. The reversal of 43271004406643 is 34660440017234.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 43271004406643 - 2²⁴ = 43270987629427 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 43271004406594 and 43271004406603.

It is not an unprimeable number, because it can be changed into a prime (43271004406633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6324446 + ... + 11249027.

It is an arithmetic number, because the mean of its divisors is an integer number (5824973985936).

Almost surely, 2^{43271004406643} is an apocalyptic number.

43271004406643 is a deficient number, since it is larger than the sum of its proper divisors (3328787480845).

43271004406643 is a wasteful number, since it uses less digits than its factorization.

43271004406643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17762893.

The product of its (nonzero) digits is 1161216, while the sum is 44.

The spelling of 43271004406643 in words is "forty-three trillion, two hundred seventy-one billion, four million, four hundred six thousand, six hundred forty-three".