84209364846 has 48 divisors (see below), whose sum is σ = 196522909440. Its totient is φ = 25973997840.

The previous prime is 84209364809. The next prime is 84209364893. The reversal of 84209364846 is 64846390248.

It is a junction number, because it is equal to n+sod(n) for n = 84209364792 and 84209364801.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2848390 + ... + 2877801.

It is an arithmetic number, because the mean of its divisors is an integer number (4094227280).

Almost surely, 2^84209364846 is an apocalyptic number.

84209364846 is a gapful number since it is divisible by the number (86) formed by its first and last digit.

84209364846 is an abundant number, since it is smaller than the sum of its proper divisors (112313544594).

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

84209364846 is a wasteful number, since it uses less digits than its factorization.

84209364846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5726261 (or 5726258 counting only the distinct ones).

The product of its (nonzero) digits is 7962624, while the sum is 54.

The spelling of 84209364846 in words is "eighty-four billion, two hundred nine million, three hundred sixty-four thousand, eight hundred forty-six".