84296734920 has 192 divisors, whose sum is σ = 276005620800. Its totient is φ = 22312143360.

The previous prime is 84296734919. The next prime is 84296734933. The reversal of 84296734920 is 2943769248.

84296734920 is a `hidden beast` number, since 8 + 4 + 296 + 7 + 349 + 2 + 0 = 666.

It is a Cunningham number, because it is equal to 290339²-1.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 52260034 + ... + 52261646.

It is an arithmetic number, because the mean of its divisors is an integer number (1437529275).

Almost surely, 2^84296734920 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 84296734920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (138002810400).

84296734920 is an abundant number, since it is smaller than the sum of its proper divisors (191708885880).

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

84296734920 is a wasteful number, since it uses less digits than its factorization.

84296734920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2620 (or 2613 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 54.

The spelling of 84296734920 in words is "eighty-four billion, two hundred ninety-six million, seven hundred thirty-four thousand, nine hundred twenty".