104304121440 has 96 divisors (see below), whose sum is σ = 329268312576. Its totient is φ = 27754298880.

The previous prime is 104304121417. The next prime is 104304121451. The reversal of 104304121440 is 44121403401.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 104304121440.

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, 12426 + ... + 456905.

It is an arithmetic number, because the mean of its divisors is an integer number (3429878256).

Almost surely, 2^104304121440 is an apocalyptic number.

104304121440 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 104304121440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (164634156288).

104304121440 is an abundant number, since it is smaller than the sum of its proper divisors (224964191136).

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

104304121440 is a wasteful number, since it uses less digits than its factorization.

104304121440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469812 (or 469804 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 104304121440 its reverse (44121403401), we get a palindrome (148425524841).

The spelling of 104304121440 in words is "one hundred four billion, three hundred four million, one hundred twenty-one thousand, four hundred forty".