43228584647 has 4 divisors (see below), whose sum is σ = 43242368016. Its totient is φ = 43214801280.

The previous prime is 43228584629. The next prime is 43228584671. The reversal of 43228584647 is 74648582234.

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

It is a cyclic number.

It is not a de Polignac number, because 43228584647 - 2⁶ = 43228584583 is a prime.

It is a super-2 number, since 2×43228584647² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43228584677) 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 3 ways as a sum of consecutive naturals, for example, 6886979 + ... + 6893252.

It is an arithmetic number, because the mean of its divisors is an integer number (10810592004).

Almost surely, 2^43228584647 is an apocalyptic number.

43228584647 is a deficient number, since it is larger than the sum of its proper divisors (13783369).

43228584647 is a wasteful number, since it uses less digits than its factorization.

43228584647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13783368.

The product of its digits is 10321920, while the sum is 53.

The spelling of 43228584647 in words is "forty-three billion, two hundred twenty-eight million, five hundred eighty-four thousand, six hundred forty-seven".