84184571871342 has 64 divisors (see below), whose sum is σ = 191497610304000. Its totient is φ = 27398884734144.

The previous prime is 84184571871329. The next prime is 84184571871373. The reversal of 84184571871342 is 24317817548148.

It is a happy number.

84184571871342 is a `hidden beast` number, since 8 + 4 + 1 + 8 + 4 + 571 + 8 + 7 + 13 + 42 = 666.

It is a super-2 number, since 2×84184571871342² (a number of 29 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 84184571871342.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 305842 + ... + 12979317.

It is an arithmetic number, because the mean of its divisors is an integer number (2992150161000).

Almost surely, 2^{84184571871342} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84184571871342, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95748805152000).

84184571871342 is an abundant number, since it is smaller than the sum of its proper divisors (107313038432658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84184571871342 is a wasteful number, since it uses less digits than its factorization.

84184571871342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13287942 (or 13287936 counting only the distinct ones).

The product of its digits is 48168960, while the sum is 63.

The spelling of 84184571871342 in words is "eighty-four trillion, one hundred eighty-four billion, five hundred seventy-one million, eight hundred seventy-one thousand, three hundred forty-two".