104523231040 has 28 divisors (see below), whose sum is σ = 248895944676. Its totient is φ = 41809292288.

The previous prime is 104523231019. The next prime is 104523231041. The reversal of 104523231040 is 40132325401.

It can be written as a sum of positive squares in 2 ways, for example, as 42713315584 + 61809915456 = 206672^2 + 248616^2 .

It is a junction number, because it is equal to n+sod(n) for n = 104523230996 and 104523231014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104523231041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 163317229 + ... + 163317868.

Almost surely, 2^104523231040 is an apocalyptic number.

104523231040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104523231040 is an abundant number, since it is smaller than the sum of its proper divisors (144372713636).

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

104523231040 is an equidigital number, since it uses as much as digits as its factorization.

104523231040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326635114 (or 326635104 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 104523231040 its reverse (40132325401), we get a palindrome (144655556441).

The spelling of 104523231040 in words is "one hundred four billion, five hundred twenty-three million, two hundred thirty-one thousand, forty".