104484578520 has 128 divisors (see below), whose sum is σ = 358449315840. Its totient is φ = 23867758080.

The previous prime is 104484578483. The next prime is 104484578521. The reversal of 104484578520 is 25875484401.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 104484578520.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104484578521) 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, 1385385 + ... + 1458855.

It is an arithmetic number, because the mean of its divisors is an integer number (2800385280).

Almost surely, 2^104484578520 is an apocalyptic number.

104484578520 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 104484578520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (179224657920).

104484578520 is an abundant number, since it is smaller than the sum of its proper divisors (253964737320).

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

104484578520 is a wasteful number, since it uses less digits than its factorization.

104484578520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75185 (or 75181 counting only the distinct ones).

The product of its (nonzero) digits is 1433600, while the sum is 48.

The spelling of 104484578520 in words is "one hundred four billion, four hundred eighty-four million, five hundred seventy-eight thousand, five hundred twenty".