84266122956 has 12 divisors (see below), whose sum is σ = 196620953592. Its totient is φ = 28088707648.

The previous prime is 84266122939. The next prime is 84266122987. The reversal of 84266122956 is 65922166248.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 84266122899 and 84266122908.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3511088445 + ... + 3511088468.

It is an arithmetic number, because the mean of its divisors is an integer number (16385079466).

Almost surely, 2^84266122956 is an apocalyptic number.

It is an amenable number.

84266122956 is an abundant number, since it is smaller than the sum of its proper divisors (112354830636).

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

84266122956 is a wasteful number, since it uses less digits than its factorization.

84266122956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7022176920 (or 7022176918 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 51.

The spelling of 84266122956 in words is "eighty-four billion, two hundred sixty-six million, one hundred twenty-two thousand, nine hundred fifty-six".