84085571675671 has 8 divisors (see below), whose sum is σ = 84106051951104. Its totient is φ = 84065092178040.

The previous prime is 84085571675627. The next prime is 84085571675737. The reversal of 84085571675671 is 17657617558048.

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 84085571675671 - 2¹⁷ = 84085571544599 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 84085571675671.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84085571675771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 256923066 + ... + 257250136.

It is an arithmetic number, because the mean of its divisors is an integer number (10513256493888).

Almost surely, 2^{84085571675671} is an apocalyptic number.

84085571675671 is a deficient number, since it is larger than the sum of its proper divisors (20480275433).

84085571675671 is a wasteful number, since it uses less digits than its factorization.

84085571675671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388901.

The product of its (nonzero) digits is 395136000, while the sum is 70.

The spelling of 84085571675671 in words is "eighty-four trillion, eighty-five billion, five hundred seventy-one million, six hundred seventy-five thousand, six hundred seventy-one".