104320040344 has 128 divisors (see below), whose sum is σ = 225142727040. Its totient is φ = 44945252352.

The previous prime is 104320040299. The next prime is 104320040399. The reversal of 104320040344 is 443040023401.

104320040344 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24972784 + ... + 24976960.

It is an arithmetic number, because the mean of its divisors is an integer number (1758927555).

Almost surely, 2^104320040344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 104320040344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (112571363520).

104320040344 is an abundant number, since it is smaller than the sum of its proper divisors (120822686696).

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

104320040344 is a wasteful number, since it uses less digits than its factorization.

104320040344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4469 (or 4465 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 104320040344 its reverse (443040023401), we get a palindrome (547360063745).

The spelling of 104320040344 in words is "one hundred four billion, three hundred twenty million, forty thousand, three hundred forty-four".