104204121010440 has 128 divisors (see below), whose sum is σ = 341339186332800. Its totient is φ = 25238826014720.

The previous prime is 104204121010387. The next prime is 104204121010447. The reversal of 104204121010440 is 44010121402401.

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 104204121010440.

It is not an unprimeable number, because it can be changed into a prime (104204121010447) 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, 34127877 + ... + 37055636.

It is an arithmetic number, because the mean of its divisors is an integer number (2666712393225).

Almost surely, 2^{104204121010440} is an apocalyptic number.

104204121010440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104204121010440 is an abundant number, since it is smaller than the sum of its proper divisors (237135065322360).

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

104204121010440 is a wasteful number, since it uses less digits than its factorization.

104204121010440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71184647 (or 71184643 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 104204121010440 its reverse (44010121402401), we get a palindrome (148214242412841).

The spelling of 104204121010440 in words is "one hundred four trillion, two hundred four billion, one hundred twenty-one million, ten thousand, four hundred forty".