8400408008443 has 8 divisors (see below), whose sum is σ = 9198925883136. Its totient is φ = 7607697537000.

The previous prime is 8400408008429. The next prime is 8400408008477. The reversal of 8400408008443 is 3448008040048.

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

It is not a de Polignac number, because 8400408008443 - 2⁹ = 8400408007931 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8400408008443.

It is not an unprimeable number, because it can be changed into a prime (8400408008243) 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, 1451847783 + ... + 1451853568.

It is an arithmetic number, because the mean of its divisors is an integer number (1149865735392).

Almost surely, 2^{8400408008443} is an apocalyptic number.

8400408008443 is a deficient number, since it is larger than the sum of its proper divisors (798517874693).

8400408008443 is a wasteful number, since it uses less digits than its factorization.

8400408008443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2903701625.

The product of its (nonzero) digits is 393216, while the sum is 43.

The spelling of 8400408008443 in words is "eight trillion, four hundred billion, four hundred eight million, eight thousand, four hundred forty-three".