43828806867 has 8 divisors (see below), whose sum is σ = 58601191680. Its totient is φ = 29137813320.

The previous prime is 43828806821. The next prime is 43828806907. The reversal of 43828806867 is 76860882834.

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

It is not a de Polignac number, because 43828806867 - 2²² = 43824612563 is a prime.

It is a super-2 number, since 2×43828806867² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 43828806867.

It is not an unprimeable number, because it can be changed into a prime (43828801867) 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, 20346559 + ... + 20348712.

It is an arithmetic number, because the mean of its divisors is an integer number (7325148960).

Almost surely, 2^43828806867 is an apocalyptic number.

43828806867 is a deficient number, since it is larger than the sum of its proper divisors (14772384813).

43828806867 is a wasteful number, since it uses less digits than its factorization.

43828806867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40695633.

The product of its (nonzero) digits is 24772608, while the sum is 60.

The spelling of 43828806867 in words is "forty-three billion, eight hundred twenty-eight million, eight hundred six thousand, eight hundred sixty-seven".