84271356169 has 48 divisors (see below), whose sum is σ = 114261019264. Its totient is φ = 60478513920.

The previous prime is 84271356151. The next prime is 84271356181. The reversal of 84271356169 is 96165317248.

It is not a de Polignac number, because 84271356169 - 2⁵ = 84271356137 is a prime.

It is a super-2 number, since 2×84271356169² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (84271356109) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5023654 + ... + 5040400.

Almost surely, 2^84271356169 is an apocalyptic number.

It is an amenable number.

84271356169 is a deficient number, since it is larger than the sum of its proper divisors (29989663095).

84271356169 is a wasteful number, since it uses less digits than its factorization.

84271356169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17246 (or 17235 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 52.

The spelling of 84271356169 in words is "eighty-four billion, two hundred seventy-one million, three hundred fifty-six thousand, one hundred sixty-nine".