104406136665208 has 128 divisors (see below), whose sum is σ = 225798574320000. Its totient is φ = 44333719879680.

The previous prime is 104406136665203. The next prime is 104406136665293. The reversal of 104406136665208 is 802566631604401.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104406136665203) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2139051108 + ... + 2139099916.

It is an arithmetic number, because the mean of its divisors is an integer number (1764051361875).

Almost surely, 2^{104406136665208} is an apocalyptic number.

It is an amenable number.

104406136665208 is an abundant number, since it is smaller than the sum of its proper divisors (121392437654792).

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

104406136665208 is a wasteful number, since it uses less digits than its factorization.

104406136665208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49865 (or 49861 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 52.

The spelling of 104406136665208 in words is "one hundred four trillion, four hundred six billion, one hundred thirty-six million, six hundred sixty-five thousand, two hundred eight".