104104402240 has 56 divisors (see below), whose sum is σ = 248265296712. Its totient is φ = 41580165120.

The previous prime is 104104402229. The next prime is 104104402243. The reversal of 104104402240 is 42204401401.

It can be written as a sum of positive squares in 4 ways, for example, as 42544837696 + 61559564544 = 206264^2 + 248112^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104104402243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23631 + ... + 456910.

Almost surely, 2^104104402240 is an apocalyptic number.

104104402240 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 104104402240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (124132648356).

104104402240 is an abundant number, since it is smaller than the sum of its proper divisors (144160894472).

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

104104402240 is an equidigital number, since it uses as much as digits as its factorization.

104104402240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481235 (or 481225 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 104104402240 its reverse (42204401401), we get a palindrome (146308803641).

The spelling of 104104402240 in words is "one hundred four billion, one hundred four million, four hundred two thousand, two hundred forty".