104440450840 has 64 divisors (see below), whose sum is σ = 257569009920. Its totient is φ = 37798320000.

The previous prime is 104440450837. The next prime is 104440450871. The reversal of 104440450840 is 48054044401.

It is a junction number, because it is equal to n+sod(n) for n = 104440450796 and 104440450805.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 469636 + ... + 655315.

It is an arithmetic number, because the mean of its divisors is an integer number (4024515780).

Almost surely, 2^104440450840 is an apocalyptic number.

104440450840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104440450840 is an abundant number, since it is smaller than the sum of its proper divisors (153128559080).

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

104440450840 is a wasteful number, since it uses less digits than its factorization.

104440450840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1125184 (or 1125180 counting only the distinct ones).

The product of its (nonzero) digits is 40960, while the sum is 34.

The spelling of 104440450840 in words is "one hundred four billion, four hundred forty million, four hundred fifty thousand, eight hundred forty".