9984577665122 has 16 divisors (see below), whose sum is σ = 15777744900000. Its totient is φ = 4725750107520.

The previous prime is 9984577665079. The next prime is 9984577665253. The reversal of 9984577665122 is 2215667754899.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105137504 + ... + 105232427.

It is an arithmetic number, because the mean of its divisors is an integer number (986109056250).

Almost surely, 2^{9984577665122} is an apocalyptic number.

9984577665122 is a deficient number, since it is larger than the sum of its proper divisors (5793167234878).

9984577665122 is a wasteful number, since it uses less digits than its factorization.

9984577665122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210371201.

The product of its digits is 457228800, while the sum is 71.

The spelling of 9984577665122 in words is "nine trillion, nine hundred eighty-four billion, five hundred seventy-seven million, six hundred sixty-five thousand, one hundred twenty-two".