84068040220 has 24 divisors (see below), whose sum is σ = 177066764784. Its totient is φ = 33527429376.

The previous prime is 84068040211. The next prime is 84068040247. The reversal of 84068040220 is 2204086048.

It is a super-3 number, since 3×84068040220³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 6229762 + ... + 6243241.

It is an arithmetic number, because the mean of its divisors is an integer number (7377781866).

Almost surely, 2^84068040220 is an apocalyptic number.

It is an amenable number.

84068040220 is an abundant number, since it is smaller than the sum of its proper divisors (92998724564).

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

84068040220 is a wasteful number, since it uses less digits than its factorization.

84068040220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12473349 (or 12473347 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 34.

The spelling of 84068040220 in words is "eighty-four billion, sixty-eight million, forty thousand, two hundred twenty".