84401475443 has 4 divisors (see below), whose sum is σ = 84402102168. Its totient is φ = 84400848720.

The previous prime is 84401475439. The next prime is 84401475463. The reversal of 84401475443 is 34457410448.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 84401475443 - 2² = 84401475439 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 84401475394 and 84401475403.

It is not an unprimeable number, because it can be changed into a prime (84401475463) 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, 19493 + ... + 411318.

It is an arithmetic number, because the mean of its divisors is an integer number (21100525542).

Almost surely, 2^84401475443 is an apocalyptic number.

84401475443 is a deficient number, since it is larger than the sum of its proper divisors (626725).

84401475443 is a wasteful number, since it uses less digits than its factorization.

84401475443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626724.

The product of its (nonzero) digits is 860160, while the sum is 44.

The spelling of 84401475443 in words is "eighty-four billion, four hundred one million, four hundred seventy-five thousand, four hundred forty-three".