84336927920 has 240 divisors, whose sum is σ = 250590984960. Its totient is φ = 25781317632.

The previous prime is 84336927911. The next prime is 84336927943. The reversal of 84336927920 is 2972963348.

It is a super-2 number, since 2×84336927920² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 3061247 + ... + 3088673.

It is an arithmetic number, because the mean of its divisors is an integer number (1044129104).

Almost surely, 2^84336927920 is an apocalyptic number.

84336927920 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84336927920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125295492480).

84336927920 is an abundant number, since it is smaller than the sum of its proper divisors (166254057040).

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

84336927920 is a wasteful number, since it uses less digits than its factorization.

84336927920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27500 (or 27477 counting only the distinct ones).

The product of its (nonzero) digits is 3919104, while the sum is 53.

The spelling of 84336927920 in words is "eighty-four billion, three hundred thirty-six million, nine hundred twenty-seven thousand, nine hundred twenty".