84127000518 has 32 divisors (see below), whose sum is σ = 203944245120. Its totient is φ = 25493030280.

The previous prime is 84127000493. The next prime is 84127000519. The reversal of 84127000518 is 81500072148.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84127000519) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 70813380 + ... + 70814567.

It is an arithmetic number, because the mean of its divisors is an integer number (6373257660).

Almost surely, 2^84127000518 is an apocalyptic number.

84127000518 is an abundant number, since it is smaller than the sum of its proper divisors (119817244602).

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

84127000518 is a wasteful number, since it uses less digits than its factorization.

84127000518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141627969 (or 141627963 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 36.

The spelling of 84127000518 in words is "eighty-four billion, one hundred twenty-seven million, five hundred eighteen", and thus it is an aban number.