104004142440 has 128 divisors (see below), whose sum is σ = 345040214400. Its totient is φ = 24867717120.

The previous prime is 104004142421. The next prime is 104004142457. The reversal of 104004142440 is 44241400401.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 104004142440.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 443305 + ... + 636024.

It is an arithmetic number, because the mean of its divisors is an integer number (2695626675).

Almost surely, 2^104004142440 is an apocalyptic number.

104004142440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104004142440 is an abundant number, since it is smaller than the sum of its proper divisors (241036071960).

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

104004142440 is a wasteful number, since it uses less digits than its factorization.

104004142440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1079427 (or 1079423 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 104004142440 its reverse (44241400401), we get a palindrome (148245542841).

The spelling of 104004142440 in words is "one hundred four billion, four million, one hundred forty-two thousand, four hundred forty".