84606921036 has 384 divisors, whose sum is σ = 270176256000. Its totient is φ = 22562841600.

The previous prime is 84606921023. The next prime is 84606921059. The reversal of 84606921036 is 63012960648.

84606921036 is a `hidden beast` number, since 8 + 4 + 606 + 9 + 2 + 1 + 0 + 36 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 84606920982 and 84606921000.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 30312801 + ... + 30315591.

It is an arithmetic number, because the mean of its divisors is an integer number (703584000).

Almost surely, 2^84606921036 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 84606921036, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (135088128000).

84606921036 is an abundant number, since it is smaller than the sum of its proper divisors (185569334964).

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

84606921036 is a wasteful number, since it uses less digits than its factorization.

84606921036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2930 (or 2922 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The spelling of 84606921036 in words is "eighty-four billion, six hundred six million, nine hundred twenty-one thousand, thirty-six".