104104420040 has 32 divisors (see below), whose sum is σ = 234247464000. Its totient is φ = 41639542464.

The previous prime is 104104420037. The next prime is 104104420097. The reversal of 104104420040 is 40024401401.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 104104419994 and 104104420021.

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 7 ways as a sum of consecutive naturals, for example, 832751 + ... + 949569.

It is an arithmetic number, because the mean of its divisors is an integer number (7320233250).

Almost surely, 2^104104420040 is an apocalyptic number.

104104420040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104104420040 is an abundant number, since it is smaller than the sum of its proper divisors (130143043960).

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

104104420040 is a wasteful number, since it uses less digits than its factorization.

104104420040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139109 (or 139105 counting only the distinct ones).

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

Adding to 104104420040 its reverse (40024401401), we get a palindrome (144128821441).

The spelling of 104104420040 in words is "one hundred four billion, one hundred four million, four hundred twenty thousand, forty".