84035891016 has 864 divisors, whose sum is σ = 315905728320. Its totient is φ = 20812619520.

The previous prime is 84035891003. The next prime is 84035891041. The reversal of 84035891016 is 61019853048.

84035891016 is a `hidden beast` number, since 8 + 40 + 3 + 589 + 10 + 16 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 215 ways as a sum of consecutive naturals, for example, 265097290 + ... + 265097606.

It is an arithmetic number, because the mean of its divisors is an integer number (365631630).

Almost surely, 2^84035891016 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84035891016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157952864160).

84035891016 is an abundant number, since it is smaller than the sum of its proper divisors (231869837304).

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

84035891016 is a wasteful number, since it uses less digits than its factorization.

84035891016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397 (or 363 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 45.

The spelling of 84035891016 in words is "eighty-four billion, thirty-five million, eight hundred ninety-one thousand, sixteen".