104102042240 has 128 divisors (see below), whose sum is σ = 286662758400. Its totient is φ = 35410894848.

The previous prime is 104102042201. The next prime is 104102042263. The reversal of 104102042240 is 42240201401.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 477476 + ... + 660444.

It is an arithmetic number, because the mean of its divisors is an integer number (2239552800).

Almost surely, 2^104102042240 is an apocalyptic number.

104102042240 is a gapful number since it is divisible by the number (10) 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 104102042240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143331379200).

104102042240 is an abundant number, since it is smaller than the sum of its proper divisors (182560716160).

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

104102042240 is a wasteful number, since it uses less digits than its factorization.

104102042240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183122 (or 183110 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 104102042240 its reverse (42240201401), we get a palindrome (146342243641).

The spelling of 104102042240 in words is "one hundred four billion, one hundred two million, forty-two thousand, two hundred forty".